Similar to ハーディ＝リトルウッドの不等式

Nyquist–Shannon sampling theorem

Fáry's theorem

Feuerbach's theorem

Bézout's identity

Petr–Douglas–Neumann theorem

Helly's theorem

Poincaré–Bendixson theorem

Power of a point

Menelaus's theorem

Monge's theorem

Jacobi's formula

Dominated convergence theorem

Laplace expansion

Law of cosines

Law of cotangents

Routh's theorem

Lexell's theorem

Taylor circle

L'Hôpital's rule

Rolle's theorem

Wiles's proof of Fermat's Last Theorem

Mathematical analysis

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Linear time-invariant system

WKB approximation

Eikonal approximation

Saddle point