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All CategoriesNumber TheoryCombinatoricsGraph TheoryAlgebraAlgebraic GeometryGeometryTopologyAnalysisPartial Differential EquationsSet TheoryDynamical SystemsComputer ScienceMathematical PhysicsGroup TheoryLogicProbabilityMiscellaneous

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All SetsMillennium Prize ProblemsHilbert's 23 ProblemsBen Green's 100 Open ProblemsDARPA's 23 Mathematical ChallengesSmale's ProblemsLandau's ProblemsHardy-Littlewood ConjecturesErdős ProblemsRichard Guy - A: Prime NumbersKourovka Notebook - New Problems, Issue 21Kirby's Problems in Low-Dimensional TopologyOpenGarden
OPG-661
Open

P vs. NP

Problem Is P = NP?...

L3
Computer Science
OPG-36892
Open

P vs. PSPACE

Problem Is there a problem that can be computed by a Turing machine in polynomial space and unbounded time but not in polynomial time? More formally, ...

L3
Computer Science
OPG-59968
Open

One-way functions exist

Conjecture One-way functions exist....

L3
Computer Science

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A curated repository of open mathematics problems from elementary to Millennium Prize level.

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