A 4-Sphere With Noncentral Radius and its Instanton Sheaf

作者：Cirio Lucio Simone^*; Pagani Chiara

来源：Letters in Mathematical Physics, 2015, 105(2): 169-197.

DOI：10.1007/s11005-014-0739-5

• instantons
• noncommutative spheres
• sheaves of quantum algebras
• Hopf-Galois extensions

We build an SU(2)-Hopf bundle over a quantum toric four-sphere whose radius is noncentral. The construction is carried out using local methods in terms of sheaves of Hopf-Galois extensions. The associated instanton bundle is presented and endowed with a connection with anti-self-dual curvature.

• 出版日期2015-2