Similar to テイラー展開

Approximation theory

1 + 1 + 1 + 1 + ⋯

1/2 + 1/4 + 1/8 + 1/16 + ⋯

1/2 − 1/4 + 1/8 − 1/16 + ⋯

1/4 + 1/16 + 1/64 + 1/256 + ⋯

P-adic analysis

Apéry's constant

Abel–Plana formula

Alexandrov theorem

Blancmange curve

Calculus on Manifolds (book)

P-adic Teichmüller theory

Abel–Ruffini theorem

Approximation

Padé approximant

Gelfand–Naimark–Segal construction

Kadomtsev–Petviashvili equation

Compression (functional analysis)

Saddle point

Theta operator

Oka's lemma

Gaussian function

Hypergeometric differential equation

Gauss–Legendre algorithm

Stochastic calculus