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arxiv: 1402.6609 · v2 · pith:YR3IZBMInew · submitted 2014-02-26 · 🧮 math.QA

A 4-sphere with non central radius and its instanton sheaf

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keywords bundlecentralinstantonradiusanti-selfdualassociatedbuildcarried
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We build an SU(2)-Hopf bundle over a quantum toric four-sphere whose radius is non central. 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-selfdual curvature.

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