First order deformations of schemes with normal crossing singularities
Abstract
We describe the sheaf T^1(X) of first order deformations of a reduced scheme with normal crossing singularities. In particular, we obtain a formula for T^1(X) in a suitable log resolution of X.
- Publication:
-
arXiv e-prints
- Pub Date:
- July 2010
- DOI:
- arXiv:
- arXiv:1007.3038
- Bibcode:
- 2010arXiv1007.3038T
- Keywords:
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- Mathematics - Algebraic Geometry;
- 14D15;
- 14D06
- E-Print:
- 16 pages