Ozone groups and centers of two-parameter quantum Heisenberg algebras

James Gómez, Héctor Suárez, Helbert Venegas

Let $p,q$ be roots of unity with $pq\ne 1$, and put $\ell =|⟨p,q⟩|$ and $t=\ord(pq)$. Up to isomorphism, the two-parameter quantum Heisenberg algebras $\mathcal H_{p,q}…