# DONGHYUN LEE — Courses & Reviews | UW–Madison

[View on UW Courses](https://uwcourses.com/instructors/DONGHYUN_LEE)

## Dataset

### search projection

#### version

1

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### revision

e243353dcb7d79b7247ced91d69443ef4c2a6349

### repository

twangodev/uwcourses

### schema version

6

### importer version

8

### projection id

7eb94c60c31fe3d8ae732986b7f3d069e1345ae92fd6239119e63b9d2461969d

### observed at

2026-09-07T15:55:43.033547+00:00

### built at

2026-10-01T19:10:41.241229+00:00

### courses

8951

### current instructors

5754

### limited

false

### terms

* 1272
* 1264
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### term

1272

### departments

| subject   | count |
| --------- | ----- |
| AAE       | 90    |
| ABT       | 20    |
| ACCTIS    | 36    |
| ACTSCI    | 14    |
| AFAERO    | 10    |
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| ANAT\&PHY | 7     |
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| ANESTHES  | 8     |
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| ART       | 125   |
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| ASTRON    | 38    |
| ATMOCN    | 69    |
| BIOCHEM   | 51    |
| BIOCORE   | 10    |
| BIOLOGY   | 14    |
| BIOMDSCI  | 18    |
| BME       | 66    |
| BMI       | 41    |
| BMOLCHEM  | 10    |
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| C\&ESOC   | 73    |
| CBE       | 48    |
| CHEM      | 101   |
| CHICLA    | 52    |
| CIVENGR   | 133   |
| CLASSICS  | 47    |
| CNP       | 10    |
| CNSRSCI   | 50    |
| COMARTS   | 137   |
| COMPBIO   | 15    |
| COMPLIT   | 11    |
| COMPSCI   | 138   |
| COUNPSY   | 78    |
| CRB       | 19    |
| CS\&D     | 71    |
| CSCS      | 40    |
| CURRIC    | 193   |
| DANCE     | 93    |
| DERM      | 8     |
| DS        | 88    |
| DYSCI     | 35    |
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| EDPOL     | 114   |
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| EMERMED   | 17    |
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| INFOSYS   | 9     |
| INTEGART  | 7     |
| INTEGSCI  | 22    |
| INTER-AG  | 18    |
| INTER-HE  | 11    |
| INTER-LS  | 22    |
| INTEREGR  | 16    |
| INTLBUS   | 21    |
| INTLST    | 50    |
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| ITALIAN   | 53    |
| JEWISH    | 56    |
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| KINES     | 128   |
| LACIS     | 26    |
| LANDARC   | 61    |
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| MM\&I     | 22    |
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| NAVSCI    | 20    |
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| NTP       | 11    |
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| NUTRSCI   | 65    |
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| OCCTHER   | 39    |
| ONCOLOGY  | 14    |
| OPHTHALM  | 5     |
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| PATH-BIO  | 29    |
| PEDIAT    | 26    |
| PHARMACY  | 31    |
| PHILOS    | 77    |
| PHMCOL-M  | 11    |
| PHMPRAC   | 45    |
| PHMSCI    | 60    |
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| PORTUG    | 33    |
| PSYCH     | 101   |
| PSYCHIAT  | 22    |
| PUBAFFR   | 54    |
| PUBLHLTH  | 23    |
| RADIOL    | 11    |
| REALEST   | 41    |
| RELIGST   | 90    |
| RHABMED   | 9     |
| RMI       | 24    |
| RP\&SE    | 102   |
| S\&APHM   | 17    |
| SCANDST   | 73    |
| SLAVIC    | 89    |
| SOC       | 149   |
| SOCWORK   | 87    |
| SOILSCI   | 46    |
| SPANISH   | 83    |
| SRMED     | 21    |
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| STDYABRD  | 52    |
| STS       | 8     |
| SURGERY   | 25    |
| SURGSCI   | 33    |
| THEATRE   | 91    |
| URBRPL    | 60    |
| UROLOGY   | 5     |
| ZOOLOGY   | 89    |

### designations

None recorded.

## instructor

### instructor uid

instructor\_132036bc134b7390cace7efa

### source

madgrades

### source instructor id

5620719

### identity basis

source\_id

### identity status

source\_identified

### name

DONGHYUN LEE

### first observed at

2026-09-06 23:14:58.172943+00:00

### last observed at

2026-09-07 15:55:43.033547+00:00

### ratings

#### review count

15

#### quality

2.07

#### difficulty

3.93

#### quality count

15

#### difficulty count

15

#### profile id

rmp:2142977

#### source url

<https://www.ratemyprofessors.com/professor/2142977>

#### match basis

exact\_name

#### observed at

2026-09-07 16:43:18.913364+00:00

#### courses

##### course eec4aae06b946a73f1878be4

###### review count

12

###### quality

1.83

###### difficulty

4.08

###### quality count

12

###### difficulty count

12

##### course fa53f4954bab469b5d4c4fe3

###### review count

2

###### quality

3

###### difficulty

3

###### quality count

2

###### difficulty count

2

##### course 4aa5bbed0c86993f5f0dc832

###### review count

1

###### quality

3

###### difficulty

4

###### quality count

1

###### difficulty count

1

#### bayesian quality

2.9783918763123403

#### prior mean

3.6596857835465957

#### prior weight

20

### grade statistics

#### gpa

2.931

#### graded

738

#### counts

* 188
* 63
* 206
* 119
* 125
* 25
* 12

#### sections

9

### current

false

### courses

None recorded.

### revision

e243353dcb7d79b7247ced91d69443ef4c2a6349

### instructor url

/instructors/DONGHYUN\_LEE

## history

| term | course\_uid                      | course\_id    | title                                     |
| ---- | -------------------------------- | ------------- | ----------------------------------------- |
| 1184 | course\_eec4aae06b946a73f1878be4 | MATH 340      | ELEMENTARY MATRIX AND LINEAR ALGEBRA      |
| 1182 | course\_fa53f4954bab469b5d4c4fe3 | MATH 341      | LINEAR ALGEBRA                            |
| 1174 | course\_eec4aae06b946a73f1878be4 | MATH 340      | ELEMENTARY MATRIX AND LINEAR ALGEBRA      |
| 1172 | course\_4aa5bbed0c86993f5f0dc832 | MATH 421      | THE THEORY OF SINGLE VARIABLE CALCULUS    |
| 1164 | course\_fa53f4954bab469b5d4c4fe3 | MATH 341      | LINEAR ALGEBRA                            |
| 1164 | course\_dcdb624e3fb8cbaf9a557ab9 | MATH/STAT 431 | INTRODUCTION TO THE THEORY OF PROBABILITY |
| 1162 | course\_fa53f4954bab469b5d4c4fe3 | MATH 341      | LINEAR ALGEBRA                            |

## timeline

| term | courses |
| ---- | ------- |
| 1162 | 1       |
| 1164 | 2       |
| 1172 | 1       |
| 1174 | 1       |
| 1182 | 1       |
| 1184 | 1       |

## term

1272

## courses

None recorded.

## reviews

### items

```json
[
  {
    "observed_at": "2026-09-07 16:43:18.913364+00:00",
    "run_id": "20260907T155543-ce3781c4",
    "source_review_id": "UmF0aW5nLTMwNTIwMzE0",
    "source_instructor_id": "rmp:2142977",
    "instructor_name": "Donghyun Lee",
    "course_label": "MATH340",
    "course_id": "MATH 340",
    "course_uid": "course_eec4aae06b946a73f1878be4",
    "review_date": "2018-09-24 21:14:39 +0000 UTC",
    "comment": "Let's cut to the chase: Professor Lee is terrible at teaching. However, it is critical to go to lectures because he hints at the proofs that he will put on the exams. Other than this, complete the homework and you should be fine for the class.",
    "source_url": "https://www.ratemyprofessors.com/professor/2142977",
    "quality_rating": 1,
    "difficulty_rating": 4
  },
  {
    "observed_at": "2026-09-07 16:43:18.913364+00:00",
    "run_id": "20260907T155543-ce3781c4",
    "source_review_id": "UmF0aW5nLTMwMTY4MjE1",
    "source_instructor_id": "rmp:2142977",
    "instructor_name": "Donghyun Lee",
    "course_label": "MATH340",
    "course_id": "MATH 340",
    "course_uid": "course_eec4aae06b946a73f1878be4",
    "review_date": "2018-05-22 11:45:56 +0000 UTC",
    "comment": "He taught straight out of the book during lectures so they aren't mandatory. I always went because he hints at test questions and one time told us one of the same exact proofs that was on the final. The class isn't much work, and I don't think the material is hard if you have a good professor.",
    "source_url": "https://www.ratemyprofessors.com/professor/2142977",
    "quality_rating": 2,
    "difficulty_rating": 4
  },
  {
    "observed_at": "2026-09-07 16:43:18.913364+00:00",
    "run_id": "20260907T155543-ce3781c4",
    "source_review_id": "UmF0aW5nLTMwMDk1NDQx",
    "source_instructor_id": "rmp:2142977",
    "instructor_name": "Donghyun Lee",
    "course_label": "MATH340",
    "course_id": "MATH 340",
    "course_uid": "course_eec4aae06b946a73f1878be4",
    "review_date": "2018-05-13 23:23:22 +0000 UTC",
    "comment": "He reads straight from the book during lectures and goes off on long winded, often useless proofs. He gives little to no test expectations. Would avoid if possible. I thought the class was worse than math 222. Midterm is 35% and final is 45%.",
    "source_url": "https://www.ratemyprofessors.com/professor/2142977",
    "quality_rating": 1,
    "difficulty_rating": 5
  },
  {
    "observed_at": "2026-09-07 16:43:18.913364+00:00",
    "run_id": "20260907T155543-ce3781c4",
    "source_review_id": "UmF0aW5nLTMwMDI4MjQy",
    "source_instructor_id": "rmp:2142977",
    "instructor_name": "Donghyun Lee",
    "course_label": "MATH340",
    "course_id": "MATH 340",
    "course_uid": "course_eec4aae06b946a73f1878be4",
    "review_date": "2018-05-08 17:44:53 +0000 UTC",
    "comment": "Donghyun is a nice guy but his lectures are only useful for trying to figure out what proof problem(s) will be on the exams. Weekly homework, exams are worth a total of 80% of your final grade. Like other reviewers have said, pray for a good TA because Donghyun's teaching style is fast-paced and proof-based, not example-based.",
    "source_url": "https://www.ratemyprofessors.com/professor/2142977",
    "quality_rating": 2,
    "difficulty_rating": 4
  },
  {
    "observed_at": "2026-09-07 16:43:18.913364+00:00",
    "run_id": "20260907T155543-ce3781c4",
    "source_review_id": "UmF0aW5nLTI5OTA1MjYw",
    "source_instructor_id": "rmp:2142977",
    "instructor_name": "Donghyun Lee",
    "course_label": "MATH340",
    "course_id": "MATH 340",
    "course_uid": "course_eec4aae06b946a73f1878be4",
    "review_date": "2018-04-26 16:07:55 +0000 UTC",
    "comment": "Donghyun gets a bad rep but he teaches the material well and understandably. He did miss a couple lectures and was a minute or two late everyday though which was a little frustrating. The class is almost all based on the midterm and final so there is a lot riding on them and he grades them somewhat harshly.",
    "source_url": "https://www.ratemyprofessors.com/professor/2142977",
    "quality_rating": 3,
    "difficulty_rating": 3
  },
  {
    "observed_at": "2026-09-07 16:43:18.913364+00:00",
    "run_id": "20260907T155543-ce3781c4",
    "source_review_id": "UmF0aW5nLTI5NzY1MTk4",
    "source_instructor_id": "rmp:2142977",
    "instructor_name": "Donghyun Lee",
    "course_label": "MATH340",
    "course_id": "MATH 340",
    "course_uid": "course_eec4aae06b946a73f1878be4",
    "review_date": "2018-04-09 09:22:42 +0000 UTC",
    "comment": "He reads everything from the textbook. That is not an exaggeration, he carries the textbook and constantly looks at it during his lecture. The midterm and final make or break your grade too. Expect to self teach a lot, and pray you have a good TA.",
    "source_url": "https://www.ratemyprofessors.com/professor/2142977",
    "quality_rating": 1,
    "difficulty_rating": 4
  }
]
```

### total

15

### page

1

### courses

| course\_uid                      | course\_id |
| -------------------------------- | ---------- |
| course\_eec4aae06b946a73f1878be4 | MATH 340   |
| course\_fa53f4954bab469b5d4c4fe3 | MATH 341   |
| course\_4aa5bbed0c86993f5f0dc832 | MATH 421   |

### matched

true

## social Image

false