List of Theorems - L

L

• L-balance theorem (finite groups)
• Ladner's theorem (computational complexity theory)
• Lagrange's theorem (group theory)
• Lagrange's theorem (number theory)
• Lagrange's four-square theorem (number theory)
• Lagrange inversion theorem (mathematical analysis, combinatorics)
• Lagrange reversion theorem (mathematical analysis, combinatorics)
• Lambek–Moser theorem (combinatorics)
• Lami's theorem (statics)
• Landau prime ideal theorem (number theory)
• Lasker–Noether theorem (commutative algebra)
• Lattice theorem (abstract algebra)
• Laurent expansion theorem (complex analysis)
• Lauricella's theorem (functional analysis)
• Lax–Milgram theorem (partial differential equations)
• Lax–Richtmyer theorem (numerical analysis)
• Lax–Wendroff theorem (numerical analysis)
• Lebesgue covering dimension (dimension theory)
• Lebesgue's decomposition theorem (dimension theory)
• Lebesgue's density theorem (dimension theory)
• Lee Hwa Chung theorem (symplectic topology)
• Lebesgue differentiation theorem (real analysis)
• Le Cam's theorem (probability theory)
• Lee–Yang theorem (statistical mechanics)
• Lefschetz fixed-point theorem (fixed points, algebraic topology)
• Lefschetz–Hopf theorem (topology)
• Lefschetz hyperplane theorem (algebraic topology)
• Lefschetz theorem on (1,1)-classes (algebraic geometry)
• Lehmann–Scheffé theorem (statistics)
• Leray's theorem (algebraic geometry)
• Leray–Hirsch theorem (algebraic topology)
• Lerner symmetry theorem (economics)
• Lester's theorem (Euclidean plane geometry)
• Levi's theorem (Lie groups)
• Levitzky's theorem (ring theory)
• Lévy continuity theorem (probability)
• Lévy's modulus of continuity theorem (probability)
• Lickorish twist theorem (geometric topology)
• Lickorish–Wallace theorem (3-manifolds)
• Lie's third theorem (Lie algebra)
• Lindemann–Weierstrass theorem (transcendence theory)
• Lie–Kolchin theorem (algebraic groups, representation theory)
• Liénard's theorem (dynamical systems)
• Lindelöf's theorem (complex analysis)
• Lindström's theorem (mathematical logic)
• Linear congruence theorem (number theory, modular arithmetic)
• Linear speedup theorem (computational complexity theory)
• Linnik's theorem (number theory)
• Lions–Lax–Milgram theorem (partial differential equations)
• Liouville's theorem (complex analysis) (entire functions)
• Liouville's theorem (conformal mappings) (conformal mappings)
• Liouville's theorem (Hamiltonian) (Hamiltonian mechanics)
• Löb's theorem (mathematical logic)
• Lochs' theorem (number theory)
• Looman–Menchoff theorem (complex analysis)
• Łoś' theorem (model theory)
• Löwenheim–Skolem theorem (mathematical logic)
• Lucas' theorem (number theory)
• Lukacs's proportion-sum independence theorem (probability)
• Lumer–Phillips theorem (semigroup theory)
• Luzin's theorem (real analysis)
• Lyapunov–Malkin theorem (stability theory)
• Lyapunov's central limit theorem (probability theory)