2 problems

Matching

Baum–Dąbrowski–Hajac conjecture on equivariant maps from joins
At least 10 years old
Let $X$ be a compact Hausdorff space with a continuous free action of a nontrivial compact Hausdorff group $G$ . Let $X*G$ denote the join equipped with the diagonal action of $G$ .…
openborsuk-ulam-theorems equivariant-topology topological-transformation-groups
07
The noncommutative Borsuk–Ulam conjecture for equivariant joins
About 11 years old
Noncommutative Borsuk–Ulam conjecture. There does not exist a $\mathbb{G}$ -equivariant $*$ -homomorphism
openborsuk-ulam-theorems compact-quantum-groups noncommutative-geometry
013

Baum–Dąbrowski–Hajac conjecture on equivariant maps from joins