ChillSemesterSign in

MAT 2540: Discrete Str and Algorithms II at NYC College of Technology

3 credits · Fall 2026

Discrete Str and Algorithms II (MAT 2540) at NYC College of Technology has 3 ways to take it in Fall 2026, plus 3 recitation or lab times you pair with a lecture. 4 of 6 sections have an open seat right now.

Professors teaching it: Xiaohua Wang, Nan Li, and Zhao Chen.

Of the 3 professors with a Chill Rank, Xiaohua Wang ranks chillest (Chill) and Zhao Chen least chill (Brutal).

Compare them below, check the days and times, and add the course to your schedule.

This course meets as a lecture plus a lab. Your schedule needs one time from each, and the schedule builder picks them together.

Requirements

PREREQUISITE OF MAT 2440

About this course

This course continues the discussion of discrete mathematical structures and algorithms introduced in MAT 2440. Topics in the second course include predicate logic, recurrence relations, graphs, trees, digital logic, computational complexity and elementary computability.

Best professors for MAT 2540 at NYC College of Technology, Fall 2026

Ordered chillest first. A Chill Rank compares a professor with other CUNY professors on Rate My Professors difficulty, rating and would-take-again; it needs at least 3 ratings. How it works

MAT 2540 sections, times and seats

Seat status as of Oct 4, 5:41 PM ET. Seats can change between refreshes. How fresh is this?

3 of 3 lecture options · 3 lab times folded inside · 4 of 6 sections open

Chill Rank compares professors using Rate My Professors reviews, from Chill to Brutal. What each rank means

You need one lecture and one lab. They can be combined freely, so pick each separately; the schedule builder checks the times together.

Tue/Thu · 10:00 AM - 10:50 AM
656D-LEC · In Person · Namm N-420A
Nan LiChill Rank 4 of 5: Busy?★ 2.9(21)Difficulty 3.9/5 · 60% would take again#2 chillest of 3 for this course
Open
Mon/Wed · 2:15 PM - 3:05 PM
662D-LEC · In Person · Namm N-923
Xiaohua WangChill Rank 1 of 5: Chill?★ 4.9(11)Difficulty 2.0/5 · 100% would take again#1 chillest of 3 for this course
Closed
Tue/Thu · 4:10 PM - 5:00 PM
666D-LEC · In Person · Namm N-420A
Zhao ChenChill Rank 5 of 5: Brutal?★ 1.8(81)Difficulty 3.7/5 · 0% would take again#3 chillest of 3 for this course
Open
Pick a lab · 3 labs · 2 open · 10:50 AM to 5:00 PM start times
  • 656L-LABTue/Thu · 10:50 AM - 11:40 AM
    Nan LiChill Rank 4 of 5: Busy?★ 2.9(21)Difficulty 3.9/5 · 60% would take again#2 chillest of 3 for this course
    In PersonOpen
  • 662L-LABMon/Wed · 3:05 PM - 3:55 PM
    Xiaohua WangChill Rank 1 of 5: Chill?★ 4.9(11)Difficulty 2.0/5 · 100% would take again#1 chillest of 3 for this course
    In PersonClosed
  • 666L-LABTue/Thu · 5:00 PM - 5:50 PM
    Zhao ChenChill Rank 5 of 5: Brutal?★ 1.8(81)Difficulty 3.7/5 · 0% would take again#3 chillest of 3 for this course
    In PersonOpen

Questions about MAT 2540 at NYC College of Technology

Who teaches MAT 2540 at NYC College of Technology in Fall 2026?
Xiaohua Wang, Nan Li, and Zhao Chen are listed for Fall 2026. Each name links to a page with their Chill Rank and Rate My Professors numbers.
Is MAT 2540 at NYC College of Technology hard?
It depends on the professor. Across the 3 professors with a Chill Rank, students on Rate My Professors give an average difficulty of 3.2 out of 5. The Chill Rank above compares them directly.
What if a MAT 2540 section is full?
Try another section, join the waitlist in CUNYfirst if there is one, or ask the department. You can also watch a full section and get an email when a seat opens; you still enroll yourself in CUNYfirst.