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Our purpose in this chapter is to explain the precise sense in which Brown’s twisting cocycle is equivalent to the Barraud–Cornea twisting cocycle. In the sequel we fix an arbitrary ring of coefficients A.

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Comparison of the Barraud–Cornea Cocycle and the Brown Cocycle

  • 章节

  • 发表日期：

    2025年

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  • Jean-François Barraud,
  • Mihai Damian,
  • Vincent Humilière,
  • Alexandru Oancea

摘要

Our purpose in this chapter is to explain the precise sense in which Brown’s twisting cocycle is equivalent to the Barraud–Cornea twisting cocycle. In the sequel we fix an arbitrary ring of coefficients A.