OP-00961 Open Does every nonamenable II₁ factor contain the free group factor L(F₂)? OA · amenability · free group factors · II₁ factors · Peterson's operator algebra problems
OP-00963 Open Are the radial and generator masas of L(F₂) conjugate by an automorphism? OA · free group factors · maximal abelian subalgebras · Peterson's operator algebra problems · radial masa
OP-00974 Open Nonamenable subfactors of the free group factor L(F₂) OA · free group factors · interpolated free group factors · Peterson's operator algebra problems · subfactors