[{"observed_at":"2026-10-29 23:16:53.834768+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQxNjE0OTcy","source_instructor_id":"rmp:2912119","instructor_name":"Travis Olson","course_label":"Math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2025-09-01 17:04:29 +0000 UTC","comment":"Great prof, lots of dad jokes. Make sure you go to lecture. ","source_url":"https://www.ratemyprofessors.com/professor/2912119","quality_rating":4.0,"difficulty_rating":3.0},{"observed_at":"2026-10-29 23:16:53.834768+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQxMzI2Nzky","source_instructor_id":"rmp:2912119","instructor_name":"Travis Olson","course_label":"Math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2025-05-20 01:59:20 +0000 UTC","comment":"I've struggled in the past, and he introduced me to amazing resources. ","source_url":"https://www.ratemyprofessors.com/professor/2912119","quality_rating":5.0,"difficulty_rating":2.0},{"observed_at":"2026-10-29 23:16:53.834768+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQxMTQ3MTIx","source_instructor_id":"rmp:2912119","instructor_name":"Travis Olson","course_label":"Math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2025-05-03 21:57:07 +0000 UTC","comment":"Let me preface this by saying I've taken Calc 2 before. Nonetheless, I found Professor Olson's lectures to be vastly more interesting and understandable than my previous professor's. His lecture style is example heavy, so ensure you're comfortable learning that way, but if you are confused and ask a question he will always explain it for you.","source_url":"https://www.ratemyprofessors.com/professor/2912119","quality_rating":5.0,"difficulty_rating":1.0},{"observed_at":"2026-10-29 23:16:53.834768+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQxMTM0MzU3","source_instructor_id":"rmp:2912119","instructor_name":"Travis Olson","course_label":"Math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2025-05-02 16:27:33 +0000 UTC","comment":"I really liked him as a person, but I think he forgot that Calc 2 concepts are challenging to undergraduates. He went really in depth and got off topic frequently. Lectures were either too fast or too slow. He's the most helpful in office hours in terms of math, and is a very kind man. Overall, I would take another course with him if I had a chance","source_url":"https://www.ratemyprofessors.com/professor/2912119","quality_rating":4.0,"difficulty_rating":4.0},{"observed_at":"2026-10-29 23:16:53.834768+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQxMTI1NzQ3","source_instructor_id":"rmp:2912119","instructor_name":"Travis Olson","course_label":"Math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2025-05-01 22:16:38 +0000 UTC","comment":"He was a pretty good professor but he tended to get distracted a lot during lecture and taught it at a bad pace. I felt like if he focused a little more we could have had some review days for the final. But he was good at explaining most things and I feel like I learned a lot.","source_url":"https://www.ratemyprofessors.com/professor/2912119","quality_rating":4.0,"difficulty_rating":4.0},{"observed_at":"2026-10-29 23:16:51.172474+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTM0NzMwMjc3","source_instructor_id":"rmp:1503053","instructor_name":"Uri Andrews","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2021-05-07 04:06:24 +0000 UTC","comment":"I received a 0/10 on one of my final exam written work problems with no comments or reason for 0/10. This is INSANE that I do not get any form of feedback especially when the written work is worth so much of our overall grade. I am rather disappointed with the communication between TA and student throughout this year, Be better @UW Madison Math","source_url":"https://www.ratemyprofessors.com/professor/1503053","quality_rating":1.0,"difficulty_rating":4.0},{"observed_at":"2026-10-29 23:16:51.172474+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTM0NzI4OTI3","source_instructor_id":"rmp:1503053","instructor_name":"Uri Andrews","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2021-05-07 01:34:47 +0000 UTC","comment":"He seems like an okay person I just really did not vibe with his lecture style. When I would meet with him after tests to discuss them he wouldn't give good feedback whatsoever.","source_url":"https://www.ratemyprofessors.com/professor/1503053","quality_rating":2.0,"difficulty_rating":3.0},{"observed_at":"2026-10-29 23:16:51.172474+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTMyMDExMjM4","source_instructor_id":"rmp:1503053","instructor_name":"Uri Andrews","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2019-06-10 00:34:25 +0000 UTC","comment":"Great Professor. Funny and caring. He knows how to intersperse heavy calculus lectures with some interesting cultural/historical or personal anecdotes. Love his T-shirts!","source_url":"https://www.ratemyprofessors.com/professor/1503053","quality_rating":5.0,"difficulty_rating":4.0},{"observed_at":"2026-10-29 23:16:51.172474+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTMxNzQ5NjAy","source_instructor_id":"rmp:1503053","instructor_name":"Uri Andrews","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2019-05-02 19:26:50 +0000 UTC","comment":"Great Rants everyday to help cut the monotony, great guy, hard course but that wasnt his fault","source_url":"https://www.ratemyprofessors.com/professor/1503053","quality_rating":5.0,"difficulty_rating":4.0},{"observed_at":"2026-10-29 23:16:51.172474+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTMxNzE5Njc1","source_instructor_id":"rmp:1503053","instructor_name":"Uri Andrews","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2019-04-30 17:41:09 +0000 UTC","comment":"He rambles on about random things and talks about very difficult content he knows we don't need for the class almost simply to confuse his students. Thankfully, I had a great TA who could breakdown his unorganized lectures and tell us info that Prof. Andrews forgot. He also doesn't know how to quiet down a class so it's always really loud.","source_url":"https://www.ratemyprofessors.com/professor/1503053","quality_rating":2.0,"difficulty_rating":3.0},{"observed_at":"2026-10-29 23:16:51.172474+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTMxNjUxMzgz","source_instructor_id":"rmp:1503053","instructor_name":"Uri Andrews","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2019-04-23 15:29:29 +0000 UTC","comment":"Uri is the not the professor you want to have for a challenging course like Math 222. He wont respond to any email you send, and probably wont even bother to read them. When I ask him about tests, he answers as if he didnt know whats on the test and he didnt even write them. Get ready to teach yourself the whole course at home.","source_url":"https://www.ratemyprofessors.com/professor/1503053","quality_rating":1.0,"difficulty_rating":4.0},{"observed_at":"2026-10-29 23:16:51.172474+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTMxNTg4MjAx","source_instructor_id":"rmp:1503053","instructor_name":"Uri Andrews","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2019-04-14 00:40:26 +0000 UTC","comment":"Although the class as a whole is challenging, Uri did his best to prepare the class for the exams and overall success in the course. I had power lecture with him, and although it got dry at times, he tried to make it bearable with his "funny" dad jokes. Overall a very good professor. The only downside is he sometimes gets lost in confusing rants.","source_url":"https://www.ratemyprofessors.com/professor/1503053","quality_rating":4.0,"difficulty_rating":3.0},{"observed_at":"2026-10-29 23:16:49.768014+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTE5NjEzODUz","source_instructor_id":"rmp:1610651","instructor_name":"Vladimir Eyderman","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2011-12-23 21:00:50 +0000 UTC","comment":"Funny guy, helpful. Goes through material at a good pace. We got through probably 2/3 of the material you would normally have to go through for math 222. Also his tests aren't bad as long as you can do the hw without a problem. He makes math 222 much easier than it is.","source_url":"https://www.ratemyprofessors.com/professor/1610651","quality_rating":5.0,"difficulty_rating":2.0},{"observed_at":"2026-10-29 23:16:49.768014+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTE5MTM0MTYx","source_instructor_id":"rmp:1610651","instructor_name":"Vladimir Eyderman","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2011-10-31 18:14:12 +0000 UTC","comment":"Great guy! My friend and I always joked that he would make a great neighbor! His exams were very straighforward and there wasn't anything surprising on them. His accent isn't that bad if you've ever heard a foreigner before.","source_url":"https://www.ratemyprofessors.com/professor/1610651","quality_rating":5.0,"difficulty_rating":2.0},{"observed_at":"2026-10-29 23:16:43.697822+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTM2OTg0NTE3","source_instructor_id":"rmp:517842","instructor_name":"Xianghong Gong","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2022-12-06 06:27:07 +0000 UTC","comment":"Lectures were a waste of time.","source_url":"https://www.ratemyprofessors.com/professor/517842","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:43.697822+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTM2NjEwMTQx","source_instructor_id":"rmp:517842","instructor_name":"Xianghong Gong","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2022-08-25 13:00:06 +0000 UTC","comment":"The only good thing about Gong is the work he writes on the blackboard makes sense visually if you've followed along with the concepts. His accent makes his muttering incoherent and he misinterprets the questions being asked, so he never gives clear answers to questions during lectures. Tests were hard. The only way to survive is getting a good TA ","source_url":"https://www.ratemyprofessors.com/professor/517842","quality_rating":2.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:43.697822+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTM2NDIzODAw","source_instructor_id":"rmp:517842","instructor_name":"Xianghong Gong","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2022-05-30 23:24:32 +0000 UTC","comment":"He was audibly difficult to understand and had ambiguous board work. Very intelligent man, but extremely thick accent, and minimal to no topic/theorem labeling on the board made it impossible for me to understand what was going on. ","source_url":"https://www.ratemyprofessors.com/professor/517842","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:43.697822+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTM2MzM2MjI1","source_instructor_id":"rmp:517842","instructor_name":"Xianghong Gong","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2022-05-14 02:46:22 +0000 UTC","comment":"Super nice dude... except you literally cannot understand him. If you have not had experience with the content you probably will not get an A no matter how much out of class work you do. Lectures are so confusing and I regret going to every one. He will write on the board and not explain his thinking or where anything came from.  ","source_url":"https://www.ratemyprofessors.com/professor/517842","quality_rating":2.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:43.697822+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTM2MjcwMDg5","source_instructor_id":"rmp:517842","instructor_name":"Xianghong Gong","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2022-05-07 01:46:22 +0000 UTC","comment":"Literally awful I'm sorry. Lectures were so bad they would confuse me about topics I already completely understood. His work is impossible to follow and he won't answer questions in any meaningful way.","source_url":"https://www.ratemyprofessors.com/professor/517842","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:43.697822+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTM2MTI0Nzg2","source_instructor_id":"rmp:517842","instructor_name":"Xianghong Gong","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2022-04-21 20:43:43 +0000 UTC","comment":"Prof. Gong has a very heavy accent which makes it hard to understand during lecture. He is also not very loud so I had to sit in the front just to hear what he was saying. He writes neatly on the blackboard but he often skips steps while he is showing examples making it hard to follow his thoughts.","source_url":"https://www.ratemyprofessors.com/professor/517842","quality_rating":2.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:43.697822+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTM2MDkyMzk3","source_instructor_id":"rmp:517842","instructor_name":"Xianghong Gong","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2022-04-18 03:05:45 +0000 UTC","comment":"Legitimately the worst teacher I have had in my life. I'm sure he's brilliant in his own regard but just absolutely does not possess any ability to relay information. 0/10, just terrible, whatever you do steer clear from his 222 class.","source_url":"https://www.ratemyprofessors.com/professor/517842","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:43.697822+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTM2MDU4OTIw","source_instructor_id":"rmp:517842","instructor_name":"Xianghong Gong","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2022-04-12 01:30:30 +0000 UTC","comment":"learn nothing from lecture","source_url":"https://www.ratemyprofessors.com/professor/517842","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:43.697822+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTM2MDM3MDc4","source_instructor_id":"rmp:517842","instructor_name":"Xianghong Gong","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2022-04-07 15:20:58 +0000 UTC","comment":"You might as well learn Calculus 2 on your own. As an engineering student, he has been detrimental to my personal success. I relied on his lectures to learn and halfway through the class I realized I need to learn this material through a different outlet, because he will not teach you math thoroughly and will just recite proofs.","source_url":"https://www.ratemyprofessors.com/professor/517842","quality_rating":1.0,"difficulty_rating":3.0},{"observed_at":"2026-10-29 23:16:43.697822+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTI2ODM0NDc2","source_instructor_id":"rmp:517842","instructor_name":"Xianghong Gong","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2016-07-26 14:25:44 +0000 UTC","comment":"He was so hard to understand... I got very little from lecture but had an absolutely amazing TA so I learned everything from him and youtube videos about the subject online... Pretty good curve in the class and the exams weren't very difficult if you had a pretty good understanding of the subjects.","source_url":"https://www.ratemyprofessors.com/professor/517842","quality_rating":2.0,"difficulty_rating":3.0},{"observed_at":"2026-10-29 23:16:43.697822+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTI2Njc2Nzg3","source_instructor_id":"rmp:517842","instructor_name":"Xianghong Gong","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2016-05-31 21:15:48 +0000 UTC","comment":"Awful disjointed lectures. He didn't talk at all about how to actually do the problems, just vague examples that didn't help at all.","source_url":"https://www.ratemyprofessors.com/professor/517842","quality_rating":1.0,"difficulty_rating":4.0},{"observed_at":"2026-10-29 23:16:43.697822+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTI2MzkxOTI5","source_instructor_id":"rmp:517842","instructor_name":"Xianghong Gong","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2016-04-27 11:56:07 +0000 UTC","comment":"He has a very thick accent which is hard to understand. His lectures are mainly proofs and the examples he does do are all from the textbook. Word for word. If you are willing to read the book, there is no point going to lecture. The average for test scores are 55%. If you're good at studying on your own, this class is minimal effort.","source_url":"https://www.ratemyprofessors.com/professor/517842","quality_rating":1.0,"difficulty_rating":4.0},{"observed_at":"2026-10-29 23:16:43.697822+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTI2MjUxNzU0","source_instructor_id":"rmp:517842","instructor_name":"Xianghong Gong","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2016-04-07 17:06:32 +0000 UTC","comment":"Some people are just not meant to teach, and this professor is the prime example of that. While I am sure he is plenty intelligent in his own right, he lacks any ability to relay information clearly to his students, to the point where over half of the lecture doesn't show up. I think his English is fine, but his lack of clarity is so bad its still1","source_url":"https://www.ratemyprofessors.com/professor/517842","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:43.697822+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTI2MDg2OTAw","source_instructor_id":"rmp:517842","instructor_name":"Xianghong Gong","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2016-02-25 10:46:23 +0000 UTC","comment":"He is the worst teacher I have ever had. I can't understand a word he says and he never even turns around from the board to see if people have questions. He does not explain anything and just writes theorems up on the board. Ugh not fun and need to really depend on the TA's and self taught learning.","source_url":"https://www.ratemyprofessors.com/professor/517842","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:43.697822+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTI2MDUyMzEx","source_instructor_id":"rmp:517842","instructor_name":"Xianghong Gong","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2016-02-12 16:06:18 +0000 UTC","comment":"he was a good guy","source_url":"https://www.ratemyprofessors.com/professor/517842","quality_rating":5.0,"difficulty_rating":1.0},{"observed_at":"2026-10-29 23:16:43.697822+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTI1NTA4MTAx","source_instructor_id":"rmp:517842","instructor_name":"Xianghong Gong","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2015-11-30 21:32:35 +0000 UTC","comment":"very nice guy","source_url":"https://www.ratemyprofessors.com/professor/517842","quality_rating":5.0,"difficulty_rating":1.0},{"observed_at":"2026-10-29 23:16:40.253301+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTE3NjQ2MzMz","source_instructor_id":"rmp:1090935","instructor_name":"Yannan Qiu","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2010-10-11 14:12:24 +0000 UTC","comment":"Unable to understand. His English is virtually unintelligible.","source_url":"https://www.ratemyprofessors.com/professor/1090935","quality_rating":1.0,"difficulty_rating":4.0},{"observed_at":"2026-10-29 23:16:40.157566+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTI0OTQxNDAz","source_instructor_id":"rmp:1780797","instructor_name":"Yao Yao","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2015-06-05 19:52:21 +0000 UTC","comment":"Very helpful when I asked questions. Makes some mistakes on the board, but loves it when people tell her about the mistakes (very gracious about it). Exams are exactly what you expect. Explains the material very well. Willing to help out when she has the time.","source_url":"https://www.ratemyprofessors.com/professor/1780797","quality_rating":4.0,"difficulty_rating":3.0},{"observed_at":"2026-10-29 23:16:40.157566+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTI0ODk1MDcx","source_instructor_id":"rmp:1780797","instructor_name":"Yao Yao","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2015-05-24 11:17:44 +0000 UTC","comment":"I took the course with power lectures, this resulted in the lectures being quite long. Other than that fact she explains the information in a very interesting and straight forward manner, with many examples. For a class like 222, she was very helpful and her exam averages were better than other professors, exams were consistent among lecturers. ","source_url":"https://www.ratemyprofessors.com/professor/1780797","quality_rating":5.0,"difficulty_rating":3.0},{"observed_at":"2026-10-29 23:16:40.157566+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTI0NjIyODc1","source_instructor_id":"rmp:1780797","instructor_name":"Yao Yao","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2015-04-19 10:54:32 +0000 UTC","comment":"Yao is a decent professor. Very nice, tries to be helpful. Occasionally funny in lecture. Makes a lot of mistakes with signs on the board. Very clear English. However, there were several lectures where I would walk out of lecture and have no idea what was covered because it was so unclear. The majority of her lectures are clear, save those several.","source_url":"https://www.ratemyprofessors.com/professor/1780797","quality_rating":4.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:38.157219+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTIyODkyMDA1","source_instructor_id":"rmp:310368","instructor_name":"Yong-Geun Oh","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2014-03-06 19:43:57 +0000 UTC","comment":"Lectures weren't super useful, but it was still interesting sometimes if you could get over his accent. Textbook (I took the class before the switch to packets) was very useful and taught me everything.  I recommend getting it anyways (Thomas' Calculus). Exams were identical to practice exams.","source_url":"https://www.ratemyprofessors.com/professor/310368","quality_rating":2.0,"difficulty_rating":2.0},{"observed_at":"2026-10-29 23:16:38.157219+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTIxMjc2OTgz","source_instructor_id":"rmp:310368","instructor_name":"Yong-Geun Oh","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2013-01-19 10:19:51 +0000 UTC","comment":"Most certainly the worst professor I've ever had. I went to lecture the first two months but gave up after the first midterm. I actually did better teaching myself with the text book and watching online videos. If you have a choice, pick a different professor. You may think all the reviews are from jaded students, think again. This guy is bad news.","source_url":"https://www.ratemyprofessors.com/professor/310368","quality_rating":1.0,"difficulty_rating":4.0},{"observed_at":"2026-10-29 23:16:38.157219+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTIxMjcxMjg2","source_instructor_id":"rmp:310368","instructor_name":"Yong-Geun Oh","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2013-01-17 14:43:34 +0000 UTC","comment":"Definitely the worst professor I've ever had. Lectures are very difficult to understand because he makes so many mistakes (TAs always had to correct him) and he goes on tangents quite often. (no pun intended) If you have the option, take someone else. If you don't have a choice, then skip lecture and read the book or work on problems with a tutor.","source_url":"https://www.ratemyprofessors.com/professor/310368","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:38.157219+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTIxMTM4MDUx","source_instructor_id":"rmp:310368","instructor_name":"Yong-Geun Oh","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2012-12-20 15:07:47 +0000 UTC","comment":"Smart professor, but possibly too smart for this level of course. Received corrections multiple times during lecture because he was unsure what he was talking about. He also only taught at a level he could comprehend, not something that everyone could comprehend. The TA's provided for the discussions were either knowledgeable or dry teachers.","source_url":"https://www.ratemyprofessors.com/professor/310368","quality_rating":2.0,"difficulty_rating":4.0},{"observed_at":"2026-10-29 23:16:38.157219+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTIxMTM4MDM4","source_instructor_id":"rmp:310368","instructor_name":"Yong-Geun Oh","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2012-12-20 15:06:43 +0000 UTC","comment":"Smart professor, but possibly too smart for this level of course. Received corrections multiple times during lecture because he was unsure what he was talking about. He also only taught at a level he could comprehend, not something that everyone could comprehend.","source_url":"https://www.ratemyprofessors.com/professor/310368","quality_rating":2.0,"difficulty_rating":4.0},{"observed_at":"2026-10-29 23:16:38.157219+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTIwNzgwMzQ5","source_instructor_id":"rmp:310368","instructor_name":"Yong-Geun Oh","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2012-11-05 16:05:34 +0000 UTC","comment":"If I could give a rating of zero, I would give Professor Oh that rating. Math was one of my favorite classes in high school but not any more. Oh's class is impossible. He is without doubt a smart guy. He just has no idea how to teach. His class is way more challenging than it should be simply because e is a horrible instructor.","source_url":"https://www.ratemyprofessors.com/professor/310368","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:38.157219+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTIwNzYxODc3","source_instructor_id":"rmp:310368","instructor_name":"Yong-Geun Oh","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2012-11-01 00:03:39 +0000 UTC","comment":"He isn't so great at communicating. His board is so disorganized. He seems like he knows his stuff, but is very poor at conveying them. He is not very helpful. I didn't have a good experience learning in his class at all.","source_url":"https://www.ratemyprofessors.com/professor/310368","quality_rating":2.0,"difficulty_rating":4.0},{"observed_at":"2026-10-29 23:16:38.157219+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTIwNzU4NTcz","source_instructor_id":"rmp:310368","instructor_name":"Yong-Geun Oh","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2012-10-31 12:19:03 +0000 UTC","comment":"Spent the first day teaching him the equations like cos a+b etc. because he \"only knows them in Korean.\" Things got a bit better when he brought a piece of paper with notes on what he was teaching, but I would switch out ASAP.","source_url":"https://www.ratemyprofessors.com/professor/310368","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:38.157219+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTIwNzIyNDY3","source_instructor_id":"rmp:310368","instructor_name":"Yong-Geun Oh","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2012-10-22 04:17:59 +0000 UTC","comment":"Horrible. Just no. Blackboard writing is kind of everywhere and is hard to understand because of his accent. I apologize to all who have/will have him as a professor. GO TO DISCUSSION - your TA will be your best friend.","source_url":"https://www.ratemyprofessors.com/professor/310368","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:38.157219+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTIwNjM2ODQy","source_instructor_id":"rmp:310368","instructor_name":"Yong-Geun Oh","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2012-09-10 21:49:44 +0000 UTC","comment":"WOW, terrible.  Mistakes at even simple levels of problems.  Worst professor so far. I can not imagine anyone worse.","source_url":"https://www.ratemyprofessors.com/professor/310368","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:38.157219+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTE0NjYwNjk=","source_instructor_id":"rmp:310368","instructor_name":"Yong-Geun Oh","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2003-12-09 13:59:22 +0000 UTC","comment":"His lectures are very unorganized, and he has trouble explaining concepts because his english is poor.","source_url":"https://www.ratemyprofessors.com/professor/310368","quality_rating":1.0,"difficulty_rating":3.0},{"observed_at":"2026-10-29 23:16:38.157219+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTE0NDExMjQ=","source_instructor_id":"rmp:310368","instructor_name":"Yong-Geun Oh","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2003-12-04 22:46:50 +0000 UTC","comment":"The course itself is pretty hard, but he lets you use a cheat sheet on the exams.  Also, he makes reviews before every exam and they are almost the same as the actual exam.  However, don't take this class unless you are required to!","source_url":"https://www.ratemyprofessors.com/professor/310368","quality_rating":4.0,"difficulty_rating":3.0},{"observed_at":"2026-10-29 23:16:36.435886+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTMzNjI1OTQy","source_instructor_id":"rmp:2558289","instructor_name":"Yu-Chan Chang","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2020-09-02 02:09:29 +0000 UTC","comment":"He was so caring and funny, he made a class I was extremely intimidated by super manageable. His exams are very fair, and the homework was never too tough. One of my favorite teachers I have had, definitely the best math teacher I have ever had. HIGHLY recommend.","source_url":"https://www.ratemyprofessors.com/professor/2558289","quality_rating":5.0,"difficulty_rating":3.0},{"observed_at":"2026-10-29 23:16:36.435886+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTMzNTMzMTMx","source_instructor_id":"rmp:2558289","instructor_name":"Yu-Chan Chang","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2020-07-25 12:45:40 +0000 UTC","comment":"One of the best professors for math at UW Madison. Lectures are interesting and easy to understand. He is very patient with concepts and does not rush. His methods of explaining important concepts is also brilliant.","source_url":"https://www.ratemyprofessors.com/professor/2558289","quality_rating":5.0,"difficulty_rating":2.0},{"observed_at":"2026-10-29 23:16:35.851881+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQyMTAwMjE0","source_instructor_id":"rmp:2930741","instructor_name":"Yukun Yue","course_label":"math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2025-12-08 19:55:04 +0000 UTC","comment":"Not good at answering questions","source_url":"https://www.ratemyprofessors.com/professor/2930741","quality_rating":2.0,"difficulty_rating":4.0},{"observed_at":"2026-10-29 23:16:35.851881+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQxNTg5Mjg1","source_instructor_id":"rmp:2930741","instructor_name":"Yukun Yue","course_label":"math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2025-08-21 03:41:01 +0000 UTC","comment":"Great course, great guy.","source_url":"https://www.ratemyprofessors.com/professor/2930741","quality_rating":5.0,"difficulty_rating":2.0},{"observed_at":"2026-10-29 23:16:35.851881+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQxNTg5Mjc0","source_instructor_id":"rmp:2930741","instructor_name":"Yukun Yue","course_label":"math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2025-08-21 03:38:21 +0000 UTC","comment":"Great teacher and brilliant guy.","source_url":"https://www.ratemyprofessors.com/professor/2930741","quality_rating":5.0,"difficulty_rating":2.0},{"observed_at":"2026-10-29 23:16:35.851881+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQwODU0MTAx","source_instructor_id":"rmp:2930741","instructor_name":"Yukun Yue","course_label":"math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2025-04-01 22:31:57 +0000 UTC","comment":"Although he was very passionate, his lectures were incredibly hard to follow. I ended up dropping the course and taking it with another professor the next semester, where things are completely different. Overall, very disappointing introduction to the math department at UW. ","source_url":"https://www.ratemyprofessors.com/professor/2930741","quality_rating":1.0,"difficulty_rating":4.0},{"observed_at":"2026-10-29 23:16:35.851881+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQwMjE1Mzc0","source_instructor_id":"rmp:2930741","instructor_name":"Yukun Yue","course_label":"math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2024-12-27 00:14:57 +0000 UTC","comment":"He sometimes does things in his own head that makes it hard for the students to learn. Sometimes rushes through the material and spends the majority of class deriving things instead of mixing in some example problems. Not the worst teacher I guess but I Just wish he spent more time doing more practice. Nice guy though","source_url":"https://www.ratemyprofessors.com/professor/2930741","quality_rating":2.0,"difficulty_rating":4.0},{"observed_at":"2026-10-29 23:16:35.851881+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQwNDA4NjMw","source_instructor_id":"rmp:2930741","instructor_name":"Yukun Yue","course_label":"math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2024-12-21 17:26:22 +0000 UTC","comment":"He's a hard guy to understand in class. He's not a very sympathetic grader either. I wouldn't recommend him as a teacher, I ended up learning everything in this course myself. He goes through the problems as if he were teaching a grad class, and most people didn't know what he was talking about in lecture.","source_url":"https://www.ratemyprofessors.com/professor/2930741","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:35.851881+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQwMzgzNjQ3","source_instructor_id":"rmp:2930741","instructor_name":"Yukun Yue","course_label":"math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2024-12-19 18:30:49 +0000 UTC","comment":"It was hard to follow his lectures at times. Overall, I felt like lectures were helpful as long as you paid close attention. He was a very nice person, and I could tell he is very passionate about what he teaches. He was also very responsive to questions. He definitely does not deserve a 1.5/5 rating. ","source_url":"https://www.ratemyprofessors.com/professor/2930741","quality_rating":4.0,"difficulty_rating":4.0},{"observed_at":"2026-10-29 23:16:35.851881+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQwMzc3NzU3","source_instructor_id":"rmp:2930741","instructor_name":"Yukun Yue","course_label":"math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2024-12-19 05:18:07 +0000 UTC","comment":"I want to preface this review by stating that he is without a doubt the worst teacher I have ever had. He is genuinely incompetent and comically bad at teaching. It is immensely difficult to understand him or his teaching style. Choosing him as a professor is essentially just choosing to self-study the course.","source_url":"https://www.ratemyprofessors.com/professor/2930741","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:35.851881+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQwMzYzNTI5","source_instructor_id":"rmp:2930741","instructor_name":"Yukun Yue","course_label":"math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2024-12-18 16:09:41 +0000 UTC","comment":"Yukun is a good person but I found him hard to understand and gained very little from his lectures.","source_url":"https://www.ratemyprofessors.com/professor/2930741","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:35.851881+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQwMzQ5NjQ1","source_instructor_id":"rmp:2930741","instructor_name":"Yukun Yue","course_label":"math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2024-12-17 20:57:25 +0000 UTC","comment":"Professor Yue teaches in a way that is impossible to learn from. He uses far-fetched concepts in his lecture that don't actually apply to the homework. He spends more time explaining why the concept can apply instead of giving example problems. Heavily suggest not taking","source_url":"https://www.ratemyprofessors.com/professor/2930741","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:35.851881+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQwMjkwNTM4","source_instructor_id":"rmp:2930741","instructor_name":"Yukun Yue","course_label":"math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2024-12-14 04:19:22 +0000 UTC","comment":"This is my second time taking Calc II (first was online in High School), and nothing is any clearer to me. Yukun's voice was always muffled and he has a very strong accent, I couldn't understand him. He loved proofs and would use class time doing them instead of practice problems to help us understand the material better. Do the practice exams!","source_url":"https://www.ratemyprofessors.com/professor/2930741","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:35.851881+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQwMjg2MjU1","source_instructor_id":"rmp:2930741","instructor_name":"Yukun Yue","course_label":"math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2024-12-14 00:27:55 +0000 UTC","comment":"Yukun is just not a good lecturer. The majority of the lecture is spent with him showing redundant properties of certain formulas and their applications. BLESS my TA she was actually so wonderful but legit I only did well because of my TA and insane amounts of studying before each exam. My one tip: do every previous exam on Canvas before each exam.","source_url":"https://www.ratemyprofessors.com/professor/2930741","quality_rating":1.0,"difficulty_rating":4.0},{"observed_at":"2026-10-29 23:16:35.851881+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQwMjg0MzU0","source_instructor_id":"rmp:2930741","instructor_name":"Yukun Yue","course_label":"math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2024-12-13 22:55:15 +0000 UTC","comment":"Professor is very nice but would go into derivations of equation rather than moving on to the next topic or showing examples of an important topic.","source_url":"https://www.ratemyprofessors.com/professor/2930741","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:35.851881+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQwMjgwMTY5","source_instructor_id":"rmp:2930741","instructor_name":"Yukun Yue","course_label":"math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2024-12-13 19:57:28 +0000 UTC","comment":"Nice guy, but teaches math so, so poorly. So many lectures were spent deriving formulas instead of demo problems. There was a time he spent 20 minutes proving that multiplication is commutative. Another time he full on said “you don't need to know this if you're not a math major”. So why are we doing it??? Did not help that my TA also sucked. ","source_url":"https://www.ratemyprofessors.com/professor/2930741","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:35.851881+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQwMjc4NTY4","source_instructor_id":"rmp:2930741","instructor_name":"Yukun Yue","course_label":"math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2024-12-13 18:51:10 +0000 UTC","comment":"Just god awful ","source_url":"https://www.ratemyprofessors.com/professor/2930741","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:35.851881+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQwMjc3Njkx","source_instructor_id":"rmp:2930741","instructor_name":"Yukun Yue","course_label":"math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2024-12-13 18:15:22 +0000 UTC","comment":"Very good at math and nice person, but has no idea to to teach. For example, spent the majority of one of the first lectures deriving a formula that would be on the formula sheet. Made relatively simple topics massively complicated by teaching methods nothing like those leaned before and going on tangents, even our TA didn't know what was going on.","source_url":"https://www.ratemyprofessors.com/professor/2930741","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:35.851881+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQwMjc2ODMy","source_instructor_id":"rmp:2930741","instructor_name":"Yukun Yue","course_label":"math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2024-12-13 17:31:29 +0000 UTC","comment":"Horrible lecturer, but he's a just chill guy that doesn't deserve a 1.6 rate my professor ","source_url":"https://www.ratemyprofessors.com/professor/2930741","quality_rating":5.0,"difficulty_rating":3.0},{"observed_at":"2026-10-29 23:16:35.851881+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQwMjUxMTYy","source_instructor_id":"rmp:2930741","instructor_name":"Yukun Yue","course_label":"math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2024-12-12 17:29:51 +0000 UTC","comment":"Yukun is a good person but not a good professor. Lectures were not mandatory and honestly a waste of time. Lectures only consist of formulas and no applications. It is hard to understand and hear him sometimes. The TA's are good and help teach. Skipping lectures and reviewing on your own is a better use of time instead of the hour and 15 lecture.","source_url":"https://www.ratemyprofessors.com/professor/2930741","quality_rating":2.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:35.851881+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQwMjUxMTUw","source_instructor_id":"rmp:2930741","instructor_name":"Yukun Yue","course_label":"math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2024-12-12 17:29:09 +0000 UTC","comment":"He is an extremely difficult professor to understand. When he is working through problems and explaining things, it seems like it makes more sense in his head, but that doesn't always translate to the actual information received. Lectures are not helpful, if you have a good ta you'll be fine, but if you don't you REALLY have to self-study. ","source_url":"https://www.ratemyprofessors.com/professor/2930741","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:35.851881+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQwMjIyMjI2","source_instructor_id":"rmp:2930741","instructor_name":"Yukun Yue","course_label":"math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2024-12-11 16:53:13 +0000 UTC","comment":"The professor did a very poor job explaining anything. I ended up not going to lecture and discussion after the first exam and did better on the next exams learning it by myself.","source_url":"https://www.ratemyprofessors.com/professor/2930741","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:35.851881+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTQwMjA0NTc4","source_instructor_id":"rmp:2930741","instructor_name":"Yukun Yue","course_label":"math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2024-12-10 21:59:33 +0000 UTC","comment":"Is hard to understand, and even when you can understand it doesn't make much sense. Feels like he makes the class more like a graduate level class with proving everything, but never doing examples that help the students. Would not recommend.","source_url":"https://www.ratemyprofessors.com/professor/2930741","quality_rating":1.0,"difficulty_rating":4.0},{"observed_at":"2026-10-29 23:16:35.851881+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTM5OTkyMDcz","source_instructor_id":"rmp:2930741","instructor_name":"Yukun Yue","course_label":"math222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2024-11-20 17:16:06 +0000 UTC","comment":"If you can understand him, he's a pretty good professor. I found him easy to understand so I had a good experience with Yukun. He can still rush through things sometimes.","source_url":"https://www.ratemyprofessors.com/professor/2930741","quality_rating":3.0,"difficulty_rating":3.0},{"observed_at":"2026-10-29 23:16:27.560124+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTE3ODUxNzYy","source_instructor_id":"rmp:1365279","instructor_name":"Fedor Nazarov","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2010-12-03 09:05:38 +0000 UTC","comment":"Lectures are very confusing, does not use a textbook. Has a strong emphasis on trig functions. Although he may appear very difficult, if you put the time in the exams are not too difficult.","source_url":"https://www.ratemyprofessors.com/professor/1365279","quality_rating":3.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:27.560124+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTE3MzkwNDg0","source_instructor_id":"rmp:1365279","instructor_name":"Fedor Nazarov","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2010-07-04 18:15:24 +0000 UTC","comment":"Lectures were horribly unorganized and hard to follow.  Needed to rely heavily on book and TA.","source_url":"https://www.ratemyprofessors.com/professor/1365279","quality_rating":2.0,"difficulty_rating":4.0},{"observed_at":"2026-10-29 23:16:27.560124+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTE3MjA5OTA5","source_instructor_id":"rmp:1365279","instructor_name":"Fedor Nazarov","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2010-05-15 20:59:03 +0000 UTC","comment":"In Russia, the solution of the 4th degree Taylor polynomial finds you.","source_url":"https://www.ratemyprofessors.com/professor/1365279","quality_rating":2.0,"difficulty_rating":3.0},{"observed_at":"2026-10-29 23:16:27.560124+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTE3MTc1OTcw","source_instructor_id":"rmp:1365279","instructor_name":"Fedor Nazarov","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2010-05-11 17:38:45 +0000 UTC","comment":"Utterly useless. Literally the most ineffective teacher I have ever had. Absolutely no one goes to lecture because it doesn't help. The ONLY way to do well is to teach yourself and PRAY for a good TA. Midterms are generally fair, but the final is no joke.","source_url":"https://www.ratemyprofessors.com/professor/1365279","quality_rating":1.0,"difficulty_rating":4.0},{"observed_at":"2026-10-29 23:16:27.560124+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTE3MTI0Mjk2","source_instructor_id":"rmp:1365279","instructor_name":"Fedor Nazarov","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2010-05-05 01:46:46 +0000 UTC","comment":"Literally awful. I took AP Calc BC in high school, and expected a review. Not even close. All of the basic concepts that build understanding are completely skipped. The exams are only 5 or 6 questions with little partial credit and his accent is impossible. Unless you're a math whiz and can learn well on your own be wary of "the most failed class"","source_url":"https://www.ratemyprofessors.com/professor/1365279","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:27.560124+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTE3MDQ4MDA1","source_instructor_id":"rmp:1365279","instructor_name":"Fedor Nazarov","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2010-04-23 13:32:41 +0000 UTC","comment":"Hardest class I have taken thus far in college. First day, he struck me as a funny character with a sweet accent and a fanny pack(!). Novelty wore off when I couldn't understand the lessons. Progression of curriculum makes material harder than it should be, and unless you have a good TA you'd better be prepared to teach yourself a lot.","source_url":"https://www.ratemyprofessors.com/professor/1365279","quality_rating":3.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:25.184333+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTE1NDQ4Nzc5","source_instructor_id":"rmp:554318","instructor_name":"Bart Kastermans","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2009-02-07 23:05:21 +0000 UTC","comment":"Although this is not an easy class, Bart was a good professor. Do homework and he takes questions for exams directly from worksheets and lecture examples. Reminds me of Professor laskee from Saved by the Bell","source_url":"https://www.ratemyprofessors.com/professor/554318","quality_rating":4.0,"difficulty_rating":4.0},{"observed_at":"2026-10-29 23:16:25.184333+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTEzOTQ3MjA5","source_instructor_id":"rmp:554318","instructor_name":"Bart Kastermans","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2008-01-04 22:09:51 +0000 UTC","comment":"Very good teacher. Very helpful, stays after class to clear up any questions anyone might have. His tests are quite fair. Very funny guy. I'd say the TA makes all the difference though so get a good TA.","source_url":"https://www.ratemyprofessors.com/professor/554318","quality_rating":4.0,"difficulty_rating":3.0},{"observed_at":"2026-10-29 23:16:25.184333+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTEzOTE0MDA3","source_instructor_id":"rmp:554318","instructor_name":"Bart Kastermans","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2007-12-27 12:29:28 +0000 UTC","comment":"adds humor to lecture","source_url":"https://www.ratemyprofessors.com/professor/554318","quality_rating":4.0,"difficulty_rating":2.0},{"observed_at":"2026-10-29 23:16:25.184333+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTEzODk5Nzg5","source_instructor_id":"rmp:554318","instructor_name":"Bart Kastermans","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2007-12-23 01:23:34 +0000 UTC","comment":"First of all, he is so cute!  I loved his accent and his humor.  Kind of reminded me of Superman, when he's in Clark Kent form.  His teaching was pretty clear for calculus.  Better than most, that is for sure!","source_url":"https://www.ratemyprofessors.com/professor/554318","quality_rating":4.0,"difficulty_rating":3.0},{"observed_at":"2026-10-29 23:16:25.184333+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTEzODk1ODUw","source_instructor_id":"rmp:554318","instructor_name":"Bart Kastermans","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2007-12-22 03:14:03 +0000 UTC","comment":"I love this man!  Mind you, the class is boring sometimes, but it is worth it go and stay awake for the chance that Bart will say something funny.  Pretty clear, as much as can be expected.  Doing the book work is helpful. Exams aren't too bad, he re-uses questions sometimes, so look at your old tests/homework before exams.  Plus, HOTTIE!","source_url":"https://www.ratemyprofessors.com/professor/554318","quality_rating":4.0,"difficulty_rating":2.0},{"observed_at":"2026-10-29 23:16:25.184333+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTEzODkzNzAy","source_instructor_id":"rmp:554318","instructor_name":"Bart Kastermans","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2007-12-21 19:41:45 +0000 UTC","comment":"He is pretty funny but sometimes it's hard to stay wake. Some stuff he's pretty clear but with other stuff you should really talk to your T.A. Do the worksheets. The bookwork isn't totally needed but helpful.","source_url":"https://www.ratemyprofessors.com/professor/554318","quality_rating":4.0,"difficulty_rating":5.0},{"observed_at":"2026-10-29 23:16:25.184333+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTEzNzE3NDQ1","source_instructor_id":"rmp:554318","instructor_name":"Bart Kastermans","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2007-11-28 23:55:18 +0000 UTC","comment":"His lectures can be boring but go by quite fast for a math class.  He makes a lot of mistakes on the bored and it is hard not laugh sometimes.  I'm glad I had Bart and I recommend him to anyone as well with Tete for a TA.","source_url":"https://www.ratemyprofessors.com/professor/554318","quality_rating":4.0,"difficulty_rating":2.0},{"observed_at":"2026-10-29 23:16:25.184333+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTEzNjc0OTE4","source_instructor_id":"rmp:554318","instructor_name":"Bart Kastermans","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2007-11-18 18:52:47 +0000 UTC","comment":"get a good T.A. and u will pass","source_url":"https://www.ratemyprofessors.com/professor/554318","quality_rating":3.0,"difficulty_rating":3.0},{"observed_at":"2026-10-29 23:16:25.184333+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTEzNjQyNTA5","source_instructor_id":"rmp:554318","instructor_name":"Bart Kastermans","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2007-11-13 02:30:56 +0000 UTC","comment":"Exams problems come straight from examples in class or homework problems.  He will answer all questions without hesitation and explains things multiple times if needed.  He also starts every class with a recap of the previous subject.","source_url":"https://www.ratemyprofessors.com/professor/554318","quality_rating":4.0,"difficulty_rating":3.0},{"observed_at":"2026-10-29 23:16:25.184333+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTEzNTY4NzQ5","source_instructor_id":"rmp:554318","instructor_name":"Bart Kastermans","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2007-10-28 16:28:33 +0000 UTC","comment":"Usually reviews material at the start of class. Keep up in the (optional) assigned book problems and it should all make sense. (And the Dutch accent/pronunciations keeps it interesting)","source_url":"https://www.ratemyprofessors.com/professor/554318","quality_rating":5.0,"difficulty_rating":2.0},{"observed_at":"2026-10-29 23:16:24.198598+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTE3Njc4Mzg4","source_instructor_id":"rmp:904604","instructor_name":"Adam Berliner","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2010-10-21 12:11:03 +0000 UTC","comment":"great, but he's gone now.","source_url":"https://www.ratemyprofessors.com/professor/904604","quality_rating":5.0,"difficulty_rating":3.0},{"observed_at":"2026-10-29 23:16:24.198598+00:00","run_id":"20261029T213040-0fa85c20","source_review_id":"UmF0aW5nLTEzNTY5NTU0","source_instructor_id":"rmp:904604","instructor_name":"Adam Berliner","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2007-10-28 22:15:35 +0000 UTC","comment":"great TA, by listening to him you never need to even attend lecture.","source_url":"https://www.ratemyprofessors.com/professor/904604","quality_rating":5.0,"difficulty_rating":1.0}]