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5-flow conjecture
Tutte
✭✭✭✭
0
Graph Theory
»
Coloring
»
Nowhere-zero flows
mdevos
Cycle double cover conjecture
Seymour
;
Szekeres
✭✭✭✭
0
Graph Theory
»
Basic G.T.
»
Cycles
mdevos
The Berge-Fulkerson conjecture
Berge
;
Fulkerson
✭✭✭✭
0
Graph Theory
»
Basic G.T.
»
Matchings
mdevos
Diagonal Ramsey numbers
Erdos
✭✭✭✭
0
Combinatorics
»
Ramsey Theory
mdevos
The Erdos-Turan conjecture on additive bases
Erdos
;
Turan
✭✭✭✭
0
Number Theory
»
Additive N.T.
mdevos
The Riemann Hypothesis
Riemann
✭✭✭✭
0
Number Theory
»
Analytic N.T.
eric
Reconstruction conjecture
Kelly
;
Ulam
✭✭✭✭
0
Graph Theory
zitterbewegung
P vs. NP
Cook
;
Levin
✭✭✭✭
0
Theoretical Comp. Sci.
»
Algorithms
zitterbewegung
Goldbach conjecture
Goldbach
✭✭✭✭
0
Number Theory
»
Additive N.T.
Benschop
$C^r$ Stability Conjecture
Palis
;
Smale
✭✭✭✭
0
Analysis
m n
Burnside problem
Burnside
✭✭✭✭
0
Group Theory
dlh12
Schanuel's Conjecture
Schanuel
✭✭✭✭
0
Number Theory
»
Analytic N.T.
Charles
The Hodge Conjecture
Hodge
✭✭✭✭
0
Geometry
»
Algebraic Geometry
Charles
Inverse Galois Problem
Hilbert
✭✭✭✭
0
Group Theory
tchow
Twin prime conjecture
✭✭✭✭
0
Number Theory
kaushiks.nitt
Smooth 4-dimensional Schoenflies problem
Alexander
✭✭✭✭
0
Topology
rybu
Smooth 4-dimensional Poincare conjecture
Poincare
;
Smale
;
Stallings
✭✭✭✭
0
Topology
rybu
Slice-ribbon problem
Fox
✭✭✭✭
0
Topology
rybu
Which homology 3-spheres bound homology 4-balls?
Ancient/folklore
✭✭✭✭
0
Topology
rybu
What is the homotopy type of the group of diffeomorphisms of the 4-sphere?
Smale
✭✭✭✭
0
Topology
rybu
Finite Lattice Representation Problem
✭✭✭✭
0
Algebra
williamdemeo
Which lattices occur as intervals in subgroup lattices of finite groups?
✭✭✭✭
0
Group Theory
williamdemeo
Birch & Swinnerton-Dyer conjecture
✭✭✭✭
0
Number Theory
eyoong
Caccetta-Häggkvist Conjecture
Caccetta
;
Häggkvist
✭✭✭✭
0
Graph Theory
»
Directed Graphs
fhavet
Closing Lemma for Diffeomorphism (Dynamical Systems)
Charles Pugh
✭✭✭✭
0
Topology
Jailton Viana
Jacob Palis Conjecture(Finitude of Attractors)(Dynamical Systems)
✭✭✭✭
0
Topology
Jailton Viana
One-way functions exist
✭✭✭✭
0
Theoretical Comp. Sci.
»
Complexity
porton
Are there infinite number of Mersenne Primes?
✭✭✭✭
0
Number Theory
»
Analytic N.T.
kurtulmehtap
4-flow conjecture
Tutte
✭✭✭
0
Graph Theory
»
Coloring
»
Nowhere-zero flows
mdevos
3-flow conjecture
Tutte
✭✭✭
0
Graph Theory
»
Coloring
»
Nowhere-zero flows
mdevos
Jaeger's modular orientation conjecture
Jaeger
✭✭✭
0
Graph Theory
»
Coloring
»
Nowhere-zero flows
mdevos
Bouchet's 6-flow conjecture
Bouchet
✭✭✭
0
Graph Theory
»
Coloring
»
Nowhere-zero flows
mdevos
The circular embedding conjecture
Haggard
✭✭✭
0
Graph Theory
»
Basic G.T.
»
Cycles
mdevos
(m,n)-cycle covers
Celmins
;
Preissmann
✭✭✭
0
Graph Theory
»
Basic G.T.
»
Cycles
mdevos
Faithful cycle covers
Seymour
✭✭✭
0
Graph Theory
»
Basic G.T.
»
Cycles
mdevos
Decomposing eulerian graphs
✭✭✭
0
Graph Theory
»
Basic G.T.
»
Cycles
mdevos
Petersen coloring conjecture
Jaeger
✭✭✭
0
Graph Theory
»
Coloring
»
Edge coloring
mdevos
A nowhere-zero point in a linear mapping
Jaeger
✭✭✭
0
Combinatorics
»
Matrices
mdevos
The additive basis conjecture
Jaeger
;
Linial
;
Payan
;
Tarsi
✭✭✭
0
Combinatorics
»
Matrices
mdevos
Highly connected graphs with no K_n minor
Thomas
✭✭✭
0
Graph Theory
»
Basic G.T.
»
Minors
mdevos
Jorgensen's Conjecture
Jorgensen
✭✭✭
0
Graph Theory
»
Basic G.T.
»
Minors
mdevos
57-regular Moore graph?
Hoffman
;
Singleton
✭✭✭
0
Graph Theory
»
Algebraic G.T.
mdevos
Hamiltonian paths and cycles in vertex transitive graphs
Lovasz
✭✭✭
0
Graph Theory
»
Algebraic G.T.
mdevos
The Erdös-Hajnal Conjecture
Erdos
;
Hajnal
✭✭✭
0
Graph Theory
»
Extremal G.T.
mdevos
Subset-sums equality (pigeonhole version)
✭✭✭
0
Theoretical Comp. Sci.
»
Complexity
mdevos
Ryser's conjecture
Ryser
✭✭✭
0
Graph Theory
»
Hypergraphs
mdevos
Pentagon problem
Nesetril
✭✭✭
0
Graph Theory
»
Coloring
»
Homomorphisms
Robert Samal
Linial-Berge path partition duality
Berge
;
Linial
✭✭✭
0
Graph Theory
»
Coloring
berger
Strong colorability
Aharoni
;
Alon
;
Haxell
✭✭✭
0
Graph Theory
»
Coloring
»
Vertex coloring
berger
Consecutive non-orientable embedding obstructions
✭✭✭
0
Graph Theory
»
Topological G.T.
»
Genus
Bruce Richter
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