New posts in Open Problems

Bounds on number of conjugacy classes in terms of number of elements of a group ?

Are nontrivial integer solutions known for $x^3+y^3+z^3=3$?

Is the Invariant Subspace Problem interesting?

Midpoint geodesic polygon / Birkhoff curve shortening

Projective Plane of Order 12

Walking to infinity on the primes: The prime-spiral moat problem

What are some open problems in algebraic geometry?

Can we cover the unit square by these rectangles?

Work on independence of pi and e

Smallest area shape that covers all unit length curve