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Area Any area Mathematics (936) Computer science (28) Physics & astronomy (22) Chemistry & materials (13) Life sciences (6) Earth & society (6)
Field All of mathematics Algebra (45) Analysis (69) Combinatorics (158) Geometry (72) Graph theory (71) Logic & formalisation (10) Number theory (500) Probability (11)
Problem Any problem in analysis 3D critical Bochner–Riesz exponent A Linear Programming Bound An autocorrelation constant related to Sidon sets An autocorrelation problem related to difference bases An autocorrelation problem with functions that can take negative values Banach-Mazur Rotation Problem Ben Green's Open Problem 35 Ben Green's Open Problem 94 Beurling–Ahlfors transform constant Bloch and Landau constants Bloch’s constant Bohnenblust–Hille constant on the Boolean cube Bohr radius for the bidisc Borcea's Conjecture Bounds on the de Bruijn–Newman constant Λ · grand challenge Brennan's Conjecture Brennan's conjecture exponent Brezis–Gallouet–Wainger remainder constant on the 2D torus Centered Hardy–Littlewood maximal constant in dimension 2 Computer-assisted proofs of finite-time singularities in 3D Euler Conjectures about the Mandelbrot and Multibrot sets Convergence of the Flint Hills and Cookson Hills series de Bruin-Sharma Problem De Giorgi's conjecture Erdős maximum-term constant Erdős Problem #1038 Erdős Problem #1133 Erdős Problem #243 Erdős Problem #509 Erdős Problem #513 Erdős Problem #517 Erdős Problem #906 Erdős Problem #996 Exponentials conjectures and theorems Falconer distance problem in ℝ^2 Furstenberg's times p, times q conjectures Gagliardo-Nirenberg Inequality Goodman's conjecture on coefficients of p-valent functions Green's Open Problem 85 Hardy-Littlewood Maximal Inequality Hausdorff-Young Inequality How much can an autocorrelation of a non-negative function resemble an indicator function? Korenblum's constant Landau's constant Mathoverflow 235893 Matrix multiplications and AM-GM inequalities Moving Sofa Problem Multilinear Bohnenblust–Hille constant (real) Open questions on irrationality of numbers Restriction exponent for the 2-sphere (Stein's L^∞ extension problem) Rudin problem for polynomials Schmeisser's Conjecture Sendov radius constant Smale's Problem Spectral sets and weak tiling Spencer discrepancy constant (“six standard deviations suffice”) The complex Grothendieck constant The critical exponent for isoperimetric inequality on the hamming cube The Crouzeix constant The invariant subspace problem for Hilbert spaces The Kakeya conjecture in dimensions n ≥ 4 The L^1 Poincaré constant on the Hamming cube The real Grothendieck constant The Rule 30 Prize Problems Turan's pure power sum constant Uncertainty principle Univalent Bloch constant Weak tiling problems Young's Convolution Inequality
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