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Lectures are well organized, and proofs flow fluently. She gives motivations and time for students to actually think about the theorems. Will definitely take classes with her again!","source_url":"https://www.ratemyprofessors.com/professor/2099588","quality_rating":5,"difficulty_rating":3},{"observed_at":"2026-09-07 16:22:41.306571+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTI4MjgxMTU3","source_instructor_id":"rmp:2099588","instructor_name":"Lu Wang","course_label":"MATH234","course_id":"MATH 234","course_uid":"course_8634dde81cc95f6c58014087","review_date":"2017-05-10 23:27:48 +0000 UTC","comment":"Her English is really bad, we had lecture attendance of 40% because somehow she made the concepts more complicated by explaining them as poorly and incompletely as she did. No curve. She just kind of spills the notes onto the blackboard for the whole lecture and doesn't answer/understand questions well. She just doesn't really speak english guys.","source_url":"https://www.ratemyprofessors.com/professor/2099588","quality_rating":1,"difficulty_rating":4},{"observed_at":"2026-09-07 16:22:41.306571+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTI4MDI0MDk4","source_instructor_id":"rmp:2099588","instructor_name":"Lu Wang","course_label":"MATH234","course_id":"MATH 234","course_uid":"course_8634dde81cc95f6c58014087","review_date":"2017-04-10 14:27:58 +0000 UTC","comment":"Tests are extremely straightforward. 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Rude and arrogant.","source_url":"https://www.ratemyprofessors.com/professor/2099588","quality_rating":1,"difficulty_rating":4},{"observed_at":"2026-09-07 16:22:41.306571+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTI2MjkxNzgz","source_instructor_id":"rmp:2099588","instructor_name":"Lu Wang","course_label":"MATH319","course_id":"MATH 319","course_uid":"course_1f8e8903c7761a5fe852a4bc","review_date":"2016-04-13 19:19:45 +0000 UTC","comment":"Keeps her back to the class the entire time and just keeps writing, with no explanation.  I wouldn't take 319 if I did it again, 320 is much more doable and applicable.  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