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arxiv: 0705.0500 · v1 · pith:JNY3W254new · submitted 2007-05-03 · 🧮 math.GT

The Extended Bloch Group and the Cheeger-Chern-Simons Class

classification 🧮 math.GT
keywords classformulacheeger-chern-simonsblochbundlecomplexcomputeddelta
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We present a formula for the full Cheeger-Chern-Simons class of the tautological flat complex vector bundle of rank two over BSL(2,\C^\delta). Our formula improves the formula by Dupont and Zickert, where the class is only computed modulo 2-torsion.

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