Abstract
The relationship between the exactness of a first order differential calculus on a comodule algebra P and the Galois property of P is investigated.
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Hajac, P.M. A note on first order differential calculus on quantum principal bundles. Czechoslovak Journal of Physics 47, 1139–1143 (1997). https://doi.org/10.1023/A:1021610201138
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DOI: https://doi.org/10.1023/A:1021610201138