Course record MATH

MATH 20D

Intro/Differential Equations

University of California-San Diego

69 sections46 professors
Grades: 2015–2026
Flunk Score8/100
Needs work

Professors 46 of 46

Nandagopal Ramachandran 2 sections · 2 terms · 2022–2023 3.34GPA
62.8% A
23.0% B
9.7% C
2.6% D
2.0% F

Published grade shares · 2 sections · 2022–2023

Compare with the course
Ramachandran vs. the course average
A +17.9
B −4.7
C −9.0
D +0.7
F −5.0

Difference in percentage points.

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Yucheng Tu 2 sections · 2 terms · 2021–2022 3.32GPA
63.3% A
18.1% B
10.1% C
4.5% D
4.0% F

Published grade shares · 2 sections · 2021–2022

Compare with the course
Tu vs. the course average
A +18.5
B −9.5
C −8.6
D +2.7
F −3.0

Difference in percentage points.

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Kisun Lee 5 sections · 5 terms · 2021–2023 3.30GPA
56.7% A
24.5% B
14.5% C
3.0% D
1.3% F

Published grade shares · 5 sections · 2021–2023

Compare with the course
Lee vs. the course average
A +11.9
B −3.2
C −4.2
D +1.2
F −5.8

Difference in percentage points.

Each term against the course average
Winter 2021Spring 2023
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Yuming Zhang 2 sections · 2 terms · 2020 3.11GPA
47.7% A
26.2% B
21.5% C
1.0% D
3.6% F

Published grade shares · 2 sections · 2020

Compare with the course
Zhang vs. the course average
A +2.9
B −1.5
C +2.9
D −0.8
F −3.5

Difference in percentage points.

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Emmanuel Vavalis 3 sections · 3 terms · 2020–2021 2.99GPA
48.1% A
22.9% B
21.4% C
0.8% D
6.8% F

Published grade shares · 3 sections · 2020–2021

Compare with the course
Vavalis vs. the course average
A +3.3
B −4.7
C +2.8
D −1.1
F −0.3

Difference in percentage points.

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Ko Woon Um 3 sections · 3 terms · 2020–2022 2.97GPA
43.3% A
27.6% B
20.8% C
0.0% D
8.2% F

Published grade shares · 3 sections · 2020–2022

Compare with the course
Um vs. the course average
A −1.5
B same
C +2.2
D −1.8
F +1.1

Difference in percentage points.

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Brandon Alberts 2 sections · 2 terms · 2021 2.96GPA
48.6% A
28.6% B
10.7% C
0.0% D
12.1% F

Published grade shares · 2 sections · 2021

Compare with the course
Alberts vs. the course average
A +3.8
B +0.9
C −7.9
D −1.8
F +5.1

Difference in percentage points.

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Quang Tran Bach 3 sections · 3 terms · 2023–2026 2.92GPA
44.1% A
23.4% B
23.7% C
0.0% D
8.8% F

Published grade shares · 3 sections · 2023–2026

Compare with the course
Bach vs. the course average
A −0.7
B −4.2
C +5.1
D −1.8
F +1.8

Difference in percentage points.

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Frances H Hammock 6 sections · 6 terms · 2020–2026 2.86GPA
44.5% A
26.2% B
14.9% C
1.8% D
12.6% F

Published grade shares · 6 sections · 2020–2026

Compare with the course
Hammock vs. the course average
A −0.3
B −1.4
C −3.8
D −0.1
F +5.5

Difference in percentage points.

Each term against the course average
Spring 2020Winter 2026
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Hongyi Sheng 2 sections · 2 terms · 2023–2024 2.79GPA
39.0% A
30.5% B
18.7% C
1.1% D
10.7% F

Published grade shares · 2 sections · 2023–2024

Compare with the course
Sheng vs. the course average
A −5.8
B +2.8
C +0.1
D −0.8
F +3.6

Difference in percentage points.

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Ko Woon Ohm 2 sections · 2 terms · 2023–2024 2.70GPA
39.5% A
24.6% B
17.9% C
4.6% D
13.3% F

Published grade shares · 2 sections · 2023–2024

Compare with the course
Ohm vs. the course average
A −5.3
B −3.0
C −0.7
D +2.8
F +6.3

Difference in percentage points.

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Corey Dean Stone 2 sections · 2 terms · 2016–2017 2.69GPA
30.3% A
29.8% B
31.9% C
0.0% D
8.0% F

Published grade shares · 2 sections · 2016–2017

Compare with the course
Stone vs. the course average
A −14.5
B +2.2
C +13.3
D −1.8
F +0.9

Difference in percentage points.

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Liam Hardiman 2 sections · 2 terms · 2024–2025 2.59GPA
34.2% A
29.5% B
19.2% C
0.0% D
17.1% F

Published grade shares · 2 sections · 2024–2025

Compare with the course
Hardiman vs. the course average
A −10.6
B +1.9
C +0.5
D −1.8
F +10.0

Difference in percentage points.

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Roman Kitsela 1 sections · 1 term · 2020 · Limited sample 3.75GPA
84.1% A
11.6% B
4.3% C
0.0% D
0.0% F

Published grade shares · 1 section · 2020 · Limited sample

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Ming Xiao 1 sections · 1 term · 2021 · Limited sample 3.48GPA
65.9% A
23.1% B
9.9% C
0.0% D
1.1% F

Published grade shares · 1 section · 2021 · Limited sample

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David El-Chai Ben-Ezra 1 sections · 1 term · 2020 · Limited sample 3.44GPA
65.7% A
19.2% B
12.1% C
3.0% D
0.0% F

Published grade shares · 1 section · 2020 · Limited sample

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Justin Deritter Roberts 1 sections · 1 term · 2021 · Limited sample 3.38GPA
52.2% A
37.0% B
9.8% C
0.0% D
1.1% F

Published grade shares · 1 section · 2021 · Limited sample

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Zonglin Jiang 1 sections · 1 term · 2020 · Limited sample 3.32GPA
66.7% A
17.5% B
8.8% C
1.8% D
5.3% F

Published grade shares · 1 section · 2020 · Limited sample

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Finley Desmond Maciver Mcglade 1 sections · 1 term · 2023 · Limited sample 3.29GPA
54.7% A
28.4% B
14.7% C
0.0% D
2.1% F

Published grade shares · 1 section · 2023 · Limited sample

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Christopher Ming Xue 1 sections · 1 term · 2025 · Limited sample 3.25GPA
46.3% A
35.8% B
14.7% C
1.1% D
2.1% F

Published grade shares · 1 section · 2025 · Limited sample

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Elizabeth Lai Sum Wong 1 sections · 1 term · 2016 · Limited sample 3.21GPA
55.6% A
20.2% B
17.2% C
0.0% D
7.1% F

Published grade shares · 1 section · 2016 · Limited sample

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Eoin Travis Mackall 1 sections · 1 term · 2024 · Limited sample 3.17GPA
49.5% A
30.9% B
14.4% C
0.0% D
5.2% F

Published grade shares · 1 section · 2024 · Limited sample

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Lilit Martirosyan 1 sections · 1 term · 2015 · Limited sample 3.17GPA
44.2% A
38.9% B
13.7% C
1.1% D
2.1% F

Published grade shares · 1 section · 2015 · Limited sample

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Christopher Landrick Tiee 1 sections · 1 term · 2015 · Limited sample 3.16GPA
45.3% A
31.6% B
20.0% C
0.0% D
3.2% F

Published grade shares · 1 section · 2015 · Limited sample

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Ali Behzadan 1 sections · 1 term · 2016 · Limited sample 3.15GPA
43.4% A
36.4% B
16.2% C
0.0% D
4.0% F

Published grade shares · 1 section · 2016 · Limited sample

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Zi Yang 1 sections · 1 term · 2020 · Limited sample 3.11GPA
49.5% A
27.8% B
13.4% C
5.2% D
4.1% F

Published grade shares · 1 section · 2020 · Limited sample

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James R Conant 1 sections · 1 term · 2017 · Limited sample 3.10GPA
49.5% A
24.7% B
16.5% C
6.2% D
3.1% F

Published grade shares · 1 section · 2017 · Limited sample

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Jesus R Oliver 1 sections · 1 term · 2016 · Limited sample 3.07GPA
49.0% A
26.5% B
15.3% C
1.0% D
8.2% F

Published grade shares · 1 section · 2016 · Limited sample

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Rusiru Gambheera Arachchige 1 sections · 1 term · 2023 · Limited sample 3.03GPA
43.9% A
31.6% B
17.3% C
2.0% D
5.1% F

Published grade shares · 1 section · 2023 · Limited sample

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Nattalie Tamam 1 sections · 1 term · 2021 · Limited sample 2.99GPA
43.9% A
26.8% B
22.0% C
3.7% D
3.7% F

Published grade shares · 1 section · 2021 · Limited sample

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John Dietrich Eggers 1 sections · 1 term · 2016 · Limited sample 2.95GPA
38.9% A
31.6% B
22.1% C
0.0% D
7.4% F

Published grade shares · 1 section · 2016 · Limited sample

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Hsiao-Bing Cheng 1 sections · 1 term · 2015 · Limited sample 2.92GPA
34.1% A
35.3% B
22.4% C
3.5% D
4.7% F

Published grade shares · 1 section · 2015 · Limited sample

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Jiangang Ying 1 sections · 1 term · 2017 · Limited sample 2.86GPA
28.3% A
42.4% B
21.7% C
3.3% D
4.3% F

Published grade shares · 1 section · 2017 · Limited sample

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Christopher George Deotte 1 sections · 1 term · 2015 · Limited sample 2.85GPA
29.9% A
32.0% B
33.0% C
0.0% D
5.2% F

Published grade shares · 1 section · 2015 · Limited sample

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Dragos N. Oprea 1 sections · 1 term · 2017 · Limited sample 2.84GPA
33.7% A
30.6% B
30.6% C
1.0% D
4.1% F

Published grade shares · 1 section · 2017 · Limited sample

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Andrea Pulita 1 sections · 1 term · 2024 · Limited sample 2.81GPA
40.8% A
25.5% B
18.4% C
8.2% D
7.1% F

Published grade shares · 1 section · 2024 · Limited sample

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Adam R. Bowers 1 sections · 1 term · 2016 · Limited sample 2.80GPA
33.0% A
34.0% B
21.6% C
6.2% D
5.2% F

Published grade shares · 1 section · 2016 · Limited sample

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Jacob Sterbenz 1 sections · 1 term · 2015 · Limited sample 2.78GPA
26.0% A
37.5% B
28.1% C
4.2% D
4.2% F

Published grade shares · 1 section · 2015 · Limited sample

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James Paul Dilts 1 sections · 1 term · 2016 · Limited sample 2.78GPA
33.3% A
34.4% B
22.6% C
0.0% D
9.7% F

Published grade shares · 1 section · 2016 · Limited sample

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Evan Scott Gawlik 1 sections · 1 term · 2017 · Limited sample 2.77GPA
27.1% A
39.6% B
26.0% C
0.0% D
7.3% F

Published grade shares · 1 section · 2017 · Limited sample

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Pranav Kumar Upadrashta 1 sections · 1 term · 2025 · Limited sample 2.74GPA
36.4% A
29.3% B
21.2% C
0.0% D
13.1% F

Published grade shares · 1 section · 2025 · Limited sample

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Ioan Bejenaru 1 sections · 1 term · 2016 · Limited sample 2.73GPA
29.5% A
34.7% B
24.2% C
4.2% D
7.4% F

Published grade shares · 1 section · 2016 · Limited sample

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Kenneth William Barrese 1 sections · 1 term · 2016 · Limited sample 2.63GPA
28.3% A
33.7% B
21.7% C
8.7% D
7.6% F

Published grade shares · 1 section · 2016 · Limited sample

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Alina Ioana Bucur 1 sections · 1 term · 2015 · Limited sample 2.57GPA
35.1% A
23.7% B
23.7% C
0.0% D
17.5% F

Published grade shares · 1 section · 2015 · Limited sample

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Christopher John Gartland 1 sections · 1 term · 2025 · Limited sample 2.51GPA
31.6% A
23.5% B
29.6% C
0.0% D
15.3% F

Published grade shares · 1 section · 2025 · Limited sample

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Rishabh Dixit 1 sections · 1 term · 2024 · Limited sample 2.47GPA
29.0% A
22.6% B
29.0% C
6.5% D
12.9% F

Published grade shares · 1 section · 2024 · Limited sample

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