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arxiv: math-ph/0112042 · v1 · pith:KDPP24B2 · submitted 2001-12-19 · math-ph · math.MP

Dynamical Noncommutative Spheres

Andrzej Sitarz This is my paper

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classification math-ph math.MP
keywords instantonnoncommutativeprojectorspherescalculatechernchern-connesclass
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We introduce a family of noncommutative 4-spheres, such that the instanton projector has its first Chern class trivial: $ch_1(e) = B \chi + b \xi$. We construct for them a 4-dimensional cycle and calculate explicitly the Chern-Connes paring for the instanton projector.

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