Similar to オイラーの四平方恒等式

Probabilistic Turing machine

Hidden Markov model

Casorati–Weierstrass theorem

Catalan number

Catalan's constant

Catalan's conjecture

Cassini oval

Kac–Moody algebra

Gateaux derivative

Cunningham chain

Kaplan–Meier estimator

Karmarkar's algorithm

Karatsuba algorithm

Carathéodory's extension theorem

Carathéodory's existence theorem

Carathéodory's theorem

Carathéodory's theorem (conformal mapping)

Carathéodory's theorem (convex hull)

Calabi–Yau manifold

Currying

Curry–Howard correspondence

Curry's paradox

Cartan matrix

Cartan–Dieudonné theorem

Carnot's theorem (conics)

Carnot's theorem (inradius, circumradius)

Karnaugh map

Carnot's theorem (perpendiculars)