CSE 2321

Fndns 1: Discr Str

3 cr

Propositional and first-order logic; basic proof techniques; graphs, trees; analysis of algorithms; asymptotic analysis; recurrence relations. Prereq: 2122, 2123, 2124 or 2221; and Math 1151 or 1161. Concur (for students with credit for 2221): 2231.

Grade history

7,050 students across 16 instructors · course avg 3.13

Instructor unknown

3.08 GPAmedian 3.3

2,251 students · 10 terms

2,251 students total · 10 terms · click to see per-term

Doreen Close

3.16 GPAmedian 3.3

1,295 students · 14 terms

1,295 students total · 14 terms · click to see per-term

Charles Estill

3.33 GPAmedian 3.7

1,124 students · 10 terms

1,124 students total · 10 terms · click to see per-term

Baha Alzalg

2.79 GPAmedian 3.0

484 students · 5 terms

484 students total · 5 terms · click to see per-term

Ali AlilooeeDolatabad

2.81 GPAmedian 3.0

347 students · 4 terms

347 students total · 4 terms · click to see per-term

Alfred Rossi

3.36 GPAmedian 3.7

277 students · 5 terms

277 students total · 5 terms · click to see per-term

Timothy Ellis Carpenter

3.31 GPAmedian 3.3

241 students · 6 terms

241 students total · 6 terms · click to see per-term

Michael Fritz

3.17 GPAmedian 3.3

235 students · 3 terms

235 students total · 3 terms · click to see per-term

Nickalaus Painter

3.62 GPAmedian 4.0

192 students · 2 terms

192 students total · 2 terms · click to see per-term

William Devanny

3.31 GPAmedian 3.3

176 students · 3 terms

176 students total · 3 terms · click to see per-term

Anton Bobkov

3.03 GPAmedian 3.3

117 students · 2 terms

117 students total · 2 terms · click to see per-term

Paolo Bucci

2.59 GPAmedian 2.7

102 students · 2 terms

102 students total · 2 terms · click to see per-term

+4 more instructors with grade history

Source: historical OSU grade releases via thegradeguide.com (Adam Gluck), Spring 2016 – Summer 2023. FERPA-filtered: sections under 10 students excluded.

Sections

Instructors

Enrolled

77 / 495

Open

Instructors

Charles Estill4 sections3.1★3.33 GPAreddit(8)Timothy Carpenter2 sections4.4★3.31 GPA Doreen Close2 sections3.7★3.16 GPA Nabhan Salih1 section2.5★Luan Duong1 section4.9★Gregory Ryslik1 sectionreddit(2)

Sections in Autumn 2026

#	Sec	Instructor	Hist. GPA	Days/Time	Room	Enrollment
4850	—	TBA	—	MWF 0150P	BE0140	0/0
9268	—	TBA	—	MWF 1130A	KN0190	0/0
4849	0010	Charles Estill	3.33 GPA	MWF 8:00 am-8:55 am	CL 120 120	Open · 7/45+1 wl
5198	0035	Charles Estill	3.33 GPA	MWF 12:40 pm-1:35 pm	BE 180 180	Open · 7/45+1 wl
4851	0050	Charles Estill	3.33 GPA	MWF 3:00 pm-3:55 pm	KN 190 190	Open · 7/45+1 wl
5427	0065	Timothy Carpenter	3.31 GPA	MWF 11:30 am-12:25 pm	BE 198 198	Open · 7/45+1 wl
5350	0080	Doreen Close	3.16 GPA	MWF 12:40 pm-1:35 pm	ONLINE	Open · 7/45+1 wl
5351	0090	Doreen Close	3.16 GPA	MWF 3:00 pm-3:55 pm	ONLINE	Open · 7/45+1 wl
5352	0100	Charles Estill	3.33 GPA	MWF 1:50 pm-2:45 pm	BE 180 180	Open · 7/45+1 wl
5461	0130	Timothy Carpenter	3.31 GPA	MWF 10:20 am-11:15 am	BE 198 198	Open · 7/45+1 wl
9325	0180	Nabhan Salih	—	MWF 4:10 pm-5:05 pm	BE 198 198	Open · 7/45+1 wl
10027	0190	Luan Duong	—	MWF 3:00 pm-3:55 pm	BE 198 198	Open · 7/45+1 wl
10360	0200	Gregory Ryslik	—	TR 9:35 am-10:55 am	ONLINE	Open · 7/45+1 wl