Top Open Problems
Provisional editorial order for Top Open Problems: Millennium Prize Problems first, followed by assessed difficulty tiers; the unassessed remainder keeps its previous catalogue order. About rankings
Browse by subject
Search this collection by problem ID, title, classification, subject, provider, or model.
Search results
No matching problems. Try another search or clear a filter.
5,428 records · Search and filter
- Math-3101 The Moving Sofa Problem
- Math-3102 Singular Cardinals Hypothesis
- Math-3103 Whitehead Problem
- Math-3104 The Polynomial Hirsch Conjecture
- Math-3105 The Cycle Double Cover Conjecture
- Math-3106 Smale's 12th Problem: Centralizers of Diffeomorphisms
- Math-3107 Hilbert's 7th Problem: Transcendence of Certain Numbers
- Math-3108 Hilbert's 14th Problem: Finite Generation of Rings
- Math-3109 Hilbert's 17th Problem: Expression of Definite Forms
- Math-3110 Large Sum-Free Sets
- Math-3111 Restricted Sumset Problem
- Math-3112 Roth's Theorem with Random Common Differences
- Math-3113 Lipschitz AP-Free Graphs
- Math-3114 Multidimensional Szemerédi Theorem Bounds
- Math-3115 Large Sieve and Quadratic Sets
- Math-3116 Covering Squares with Sumsets
- Math-3117 Cubic Curves in F_p^2
- Math-3118 Collinear Triples and Cubic Curves
- Math-3119 Erdős-Szekeres with Visibility
- Math-3120 Collinear 4-tuples Force Collinear 5-tuples
- Math-3121 Smooth Surfaces Intersecting 2-planes
- Math-3122 No 5 Points on 2-plane in [N]^d
- Math-3123 Balanced Ham Sandwich Line
- Math-3124 Comparable Elements in Integer Lattices
- Math-3125 Stable Density on Subspaces
- Math-3126 Irreducibility of Random {0,1} Polynomials
- Math-3127 N Queens Problem Asymptotics
- Math-3128 Restricted Sumsets in Partitions
- Math-3129 Sum of Cubes in F_3^n
- Math-3130 Sidon Set Size Bounds
- Math-3131 Disjoint Sumsets Construction
- Math-3132 Bounds for Approximate Group Classification
- Math-3133 Bounds for Homogeneous Polynomial Zeros
- Math-3134 Hadamard Conjecture
- Math-3135 Connes Embedding Problem
- Math-3136 Zauner's Conjecture
- Math-3137 Casas-Alvero Conjecture
- Math-3138 Bounded Burnside Problem
- Math-3139 McKay Conjecture
- Math-3140 Are All Groups Surjunctive?
- Math-3141 Mahler's Conjecture
- Math-3142 Kakeya Needle Problem
- Math-3143 The Painlevé Conjecture
- Math-3144 The Babai Conjecture on Graph Isomorphism
- Math-3145 Pillai's Conjecture
- Math-3146 Falconer's Conjecture
- Math-3147 The Pierce-Birkhoff Conjecture
- Math-3148 Existence of Generalized Moonshine
- Math-3149 The Surjunctivity Conjecture
- Math-3150 The Hopf Conjectures