Instantons on the Quantum 4-Spheres S^4_q

Ludwik Dabrowski, Giovanni Landi, Tetsuya Masuda

We introduce noncommutative algebras $A_q$ of quantum 4-spheres $S_q^4$, with $q\in\IR$, defined via a suspension of the quantum group $S{U}_q(2)$, and a quantum instanton bundle des…