H
- H-cobordism theorem (differential topology)
- H-theorem (thermodynamics)
- Haag's theorem (quantum field theory)
- Haag–Lopuszanski–Sohnius theorem (physics)
- Haboush's theorem (algebraic groups, representation theory, invariant theory)
- Hadamard three-circle theorem (complex analysis)
- Hadamard three-lines theorem (complex analysis)
- Hadwiger's theorem (geometry, measure theory)
- Hahn decomposition theorem (measure theory)
- Hahn embedding theorem (ordered groups)
- Hairy ball theorem (algebraic topology)
- Hahn–Banach theorem (functional analysis)
- Hahn–Kolmogorov theorem (measure theory)
- Hahn–Mazurkiewicz theorem (continuum theory)
- Hajnal–Szemerédi theorem (graph theory)
- Hales–Jewett theorem (combinatorics)
- Halpern–Lauchli theorem (Ramsey theory)
- Ham sandwich theorem (topology)
- Hammersley–Clifford theorem (probability)
- Hardy's theorem (complex analysis)
- Hardy–Littlewood maximal theorem (real analysis)
- Hardy–Littlewood tauberian theorem (mathematical analysis)
- Hardy–Ramanujan theorem (number theory)
- Harish–Chandra theorem (representation theory)
- Harish–Chandra's regularity theorem (representation theory)
- Harnack's curve theorem (real algebraic geometry)
- Harnack's theorem (complex analysis)
- Hartman–Grobman theorem (dynamical systems)
- Hartogs–Rosenthal theorem (complex analysis)
- Hartogs' theorem (complex analysis)
- Hartogs' extension theorem (several complex variables)
- Hasse norm theorem (number theory)
- Hasse's theorem on elliptic curves (number theory)
- Hasse–Arf theorem (local class field theory)
- Hasse–Minkowski theorem (number theory)
- Heckscher–Ohlin theorem (economics)
- Heine–Borel theorem (real analysis)
- Heine–Cantor theorem (metric geometry)
- Hellinger–Toeplitz theorem (functional analysis)
- Hellmann–Feynman theorem (physics)
- Helly–Bray theorem (probability theory)
- Helly's selection theorem (mathematical analysis)
- Helly's theorem (convex sets)
- Helmholtz theorem (classical mechanics) (physics)
- Helmholtz's theorems (physics)
- Herbrand's theorem (logic)
- Herbrand–Ribet theorem (cyclotomic fields)
- Higman's embedding theorem (group theory)
- Hilbert's basis theorem (commutative algebra,invariant theory)
- Hilbert's Nullstellensatz (theorem of zeroes) (commutative algebra, algebraic geometry)
- Hilbert–Schmidt theorem (functional analysis)
- Hilbert–Speiser theorem (cyclotomic fields)
- Hilbert–Waring theorem (number theory)
- Hilbert's irreducibility theorem (number theory)
- Hilbert's syzygy theorem (commutative algebra)
- Hilbert's theorem (differential geometry)
- Hilbert's theorem 90 (number theory)
- Hilbert projection theorem (convex analysis)
- Hille–Yosida theorem (functional analysis)
- Hindman's theorem (Ramsey theory)
- Hinge theorem (geometry)
- Hironaka theorem (algebraic geometry)
- Hirzebruch signature theorem (topology, algebraic geometry)
- Hirzebruch–Riemann–Roch theorem (complex manifolds)
- Hjelmslev's theorem (geometry)
- Hobby–Rice theorem (mathematical analysis)
- Hodge index theorem (algebraic surfaces)
- Hölder's theorem (mathematical analysis)
- Holditch's theorem (plane geometry)
- Holland's schema theorem (genetic algorithm)
- Holmström's theorem (economics)
- Hopf–Rinow theorem (differential geometry)
- Hurewicz theorem (algebraic topology)
- Hurwitz's automorphisms theorem (algebraic curves)
- Hurwitz's theorem (complex analysis)
- Hurwitz's theorem (normed division algebras)
- Hurwitz's theorem (number theory)
Read more about this topic: List Of Theorems