1. A note on characteristic classes. Creator: Zhou, Jianwei Format: bez média and svazek Type: model:article and TEXT Subject: fibre bundle, characteristic class, transgression, and Poincaré dual Language: English Description: This paper studies the relationship between the sections and the Chern or Pontrjagin classes of a vector bundle by the theory of connection. Our results are natural generalizations of the Gauss-Bonnet Theorem. Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public