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Twisted K-theory and finite-dimensional approximation

Communications in Mathematical Physics (2010) 294(3) 863-889
DOI: 10.1007/s00220-009-0971-5
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Abstract

We provide a finite-dimensional model of the twisted K-group twisted by any degree three integral cohomology class of a CW complex. One key to the model is Furuta's generalized vector bundle, and the other is a finite-dimensional approximation of Fredholm operators. © The Author(s) 2009.

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Gomi, K. (2010). Twisted K-theory and finite-dimensional approximation. Communications in Mathematical Physics, 294(3), 863–889. https://doi.org/10.1007/s00220-009-0971-5

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