Quasi-positive curvature on a biquotient of $Sp(3)$

Jason DeVito, Wesley Martin

Suppose ${\varphi }_3:Sp(1)\to Sp(2)$ denotes the unique irreducible $4$-dimensional representation of $Sp(1)=SU(2)$ and consider the two subgroups $H_1,H_2\subseteq Sp(3)$ with…