Discrete mathematics

Set difference

Counting problem

Pascal's rule

Combination

Multiset

Power set

Product formula

Symmetric plane partition

Plane partition

Young tableau

Two-sum

Pythagorean theorem

Control points

Piecewise function

Verification by expansion

Hindman's theorem

Combinatorics

Combinatorial specification

Equivalence relation quotient

Sequence

Finite list

Strong induction

Courant–Fischer theorem

Lexicographic ordering

Inclusion–exclusion principle

Bézier curve

directed acyclic graph