Higher cotangent cohomology of rational surface singularities
Artikel i vetenskaplig tidskrift, 2004
We give dimension formulas for the cotangent cohomology groups T^i for all rational surface singularities. The computations take place on the first blow-up of the singularity.
cotangent complex
rational singularity
Harrison cohomology
Författare
Jan Stevens
Göteborgs universitet
Chalmers, Institutionen för matematik
Compositio Mathematica
0010-437X (ISSN) 1570-5846 (eISSN)
Vol. 140 2 528-540Ämneskategorier
Matematik
DOI
10.1112/S0010437X03000083