List of Theorems - D

D

• Dandelin's theorem (solid geometry)
• Danskin's theorem (convex analysis)
• Darboux's theorem (real analysis)
• Darboux's theorem (symplectic topology)
• Davenport–Schmidt theorem (number theory, Diophantine approximations)
• Dawson–Gärtner theorem (asymptotic analysis)
• De Branges' theorem (complex analysis)
• de Bruijn's theorem (discrete geometry)
• De Bruijn–Erdős theorem (incidence geometry)
• De Bruijn–Erdős theorem (graph theory)
• De Finetti's theorem (probability)
• De Franchis theorem (Riemann surfaces)
• De Gua's theorem (geometry)
• De Moivre's theorem (complex analysis)
• De Rham's theorem (differential topology)
• Deduction theorem (logic)
• Denjoy theorem (dynamical systems)
• Denjoy–Carleman theorem (functional analysis)
• Desargues' theorem (projective geometry)
• Descartes' theorem (plane geometry)
• Descartes' theorem on total angular defect (polyhedra)
• Diller–Dress theorem (field theory)
• Dilworth's theorem (combinatorics, order theory)
• Dimension theorem for vector spaces (vector spaces, linear algebra)
• Dini's theorem (analysis)
• Dirac's theorems (graph theory)
• Dirichlet's approximation theorem (Diophantine approximations)
• Dirichlet's theorem on arithmetic progressions (number theory)
• Dirichlet's unit theorem (algebraic number theory)
• Disintegration theorem (measure theory)
• Divergence theorem (vector calculus)
• Dominated convergence theorem (Lebesgue integration)
• Donaldson's theorem (differential topology)
• Donsker's theorem (probability theory)
• Doob decomposition theorem (stochastic processes)
• Doob's martingale convergence theorems (stochastic processes)
• Doob–Meyer decomposition theorem (stochastic processes)
• Dudley's theorem (probability)
• Duggan–Schwartz theorem (voting theory)
• Dunford–Pettis theorem (probability theory)
• Dunford–Schwartz theorem (functional analysis)