English

Tangent spaces to motivic cohomology groups

Algebraic Geometry 2016-09-15 v4 K-Theory and Homology

Abstract

BY using Green-Griffiths' results on tangent spaces to algebraic cycles [4], we study the tangent space to CH2(X,1)CH^{2}(X,1), where XX is a nonsingular projective curve over a field kk of characteristic 00.

Keywords

Cite

@article{arxiv.1311.6052,
  title  = {Tangent spaces to motivic cohomology groups},
  author = {Sen Yang},
  journal= {arXiv preprint arXiv:1311.6052},
  year   = {2016}
}

Comments

Largely revision. For simplicity, the main example is changed from surfaces to curves