Things named after the 19th-century French mathematician Augustin-Louis Cauchy include:
Mathematics
Bolzano–Cauchy theorem Cauchy boundary condition Cauchy completion Cauchy-continuous function Cauchy–Davenport theorem Cauchy distribution Log-Cauchy distribution Wrapped Cauchy distribution Cauchy–Euler equation Cauchy's functional equation Cauchy filter Cauchy formula for repeated integration Cauchy–Frobenius lemma Cauchy identity Cauchy index Cauchy interlacing theorem Cauchy–Kovalevskaya theorem or (Cauchy–Kowalevski theorem) Cauchy–Lipschitz theorem Cauchy matrix (and Cauchy determinant) Cauchy net Cauchy–Peano theorem Cauchy point Cauchy principal value Cauchy problem Abstract Cauchy problem Cauchy process Cauchy–Rassias stability Cauchy–Schlömilch transformation Cauchy–Schwarz inequality Cauchy space Cauchy's mean value theorem Cauchy's theorem (geometry) Cauchy's theorem (group theory) Cauchy's two-line notation
Series and sequences
Binet–Cauchy identity (or Cauchy–Binet equation) Cauchy bounds Cauchy completeness Cauchy condensation test Cauchy's convergence test Cauchy–Hadamard theorem Cauchy product Cauchy's radical test Cauchy ratio test Cauchy sequence Uniformly Cauchy sequence Maclaurin–Cauchy test
Complex analysis
Cauchy's argument principle Cauchy inequality Cauchy's integral formula Cauchy's integral theorem Cauchy–Riemann equations Cauchy–Riemann manifold Cauchy's residue theorem
Physics
Cauchy–Born rule Cauchy elastic material Cauchy's equation or (Cauchy transmission equation) Cauchy–Green deformation tensor Cauchy horizon Cauchy momentum equation Cauchy number Cauchy surface Cauchy stress tensor Euler–Cauchy stress principle
Other
Cauchy (crater)