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Course information comes from the public UCLA General Catalog. Requisites are read from UCLA’s published wording and can be incomplete or out of date — check the official catalog listing and your department adviser before you enroll.

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MATH 61Introduction to Discrete Structures

Mathematics · 4 units · Undergraduate lower division (0-99)

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Not open for credit to students with credit for course 180 or 184. Discrete structures commonly used in computer science and mathematics, including sets and relations, permutations and combinations, graphs and trees, induction.

P/NP or letter grading.

When it runs

Checking the Schedule of Classes…

Requisites

Official UCLA wording

Requisites: courses 31A, 31B.

BruinTree reads · Prerequisite

confidence 1.00 · from text
all of
  • MATH 31A
  • MATH 31B

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Requires

Everything that has to come before this course, not just the courses named in the requisite above.

MATH 61

  • MATH 31ADifferential and Integral Calculus
    • MATH 1Precalculus
  • MATH 31BIntegration and Infinite Series
    • MATH 31ADifferential and Integral Calculusanother path to it

2 direct requisites. The whole upstream is here — 4 courses over 2 levels. Every course here opens its own tree.

Unlocks

What this course is a requisite for, and what those courses lead to in turn.

MATH 61

  • MATH 180Graph Theory
  • MATH 182Algorithms
  • COM SCI 180Introduction to Algorithms and Complexity13 more beyond
    • COM SCI 161Fundamentals of Artificial Intelligence
      • COM SCI 163Deep Learning for Computer Vision
      • COM SCI 263ALanguage and Thought1 more beyond
      • COM SCI 263CAnimats-Based Modeling
      • COM SCI 264AAutomated Reasoning: Theory and Applications1 more beyond
    • COM SCI 170AMathematical Modeling and Methods for Computer Science
    • COM SCI 181Theory of Computing
      • COM SCI 234Computer-Aided Verification
      • COM SCI 246Web Information Managementanother path to it
      • COM SCI 281AComputability and Complexity1 more beyond
      • COM SCI 284ATopics in Automata and Languages
      • COM SCI 284CTopics in Automata and Languages
      • COM SCI 284PTopics in Automata and Languages
    • COM SCI 183Introduction to Cryptography
    • COM SCI 205Health Analytics
    • COM SCI 245Big Data Analytics
    • COM SCI 246Web Information Management
    • COM SCI 258GLogic Synthesis of Digital Systems
  • MATH 184Enumerative Combinatorics

4 courses list this as a requisite. Showing 22 courses over 3 levels; the branches marked with a count carry on past it. Every course here opens its own tree.

  • Fall 2025
  • Winter 2026
  • Spring 2026
  • Summer 2026
  • Fall 2026
  • Winter 2027
  • Spring 2027

Scheduled, not typical — from UCLA’s Schedule of Classes, which publishes Fall 2025 through Spring 2027 and nothing before it.