Borsuk's Conjecture: Conjecture, Discrete Geometry, Euclidean Space, Compact Space

Hadwiger Conjecture (combinatorial geometry): Combinatorial Geometry, Convex Body, Euclidean Space

K Set (geometry): Discrete Geometry, Euclidean Plane, Space

Kepler Conjecture: Johannes Kepler, Mathematics, Conjecture, Sphere packing, Euclidean space, Sphere, Density,...

Pierce Birkhoff Conjecture: Commutative Ring, Real Algebraic Geometry, Oppenheim Conjecture