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On the Number of Crepant Valuations of Canonical Singularities
Author(s) -
Caibar Mirel
Publication year - 2003
Publication title -
journal of the london mathematical society
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.441
H-Index - 62
eISSN - 1469-7750
pISSN - 0024-6107
DOI - 10.1112/s0024610703004514
Subject(s) - polyhedron , gravitational singularity , mathematics , singularity , pure mathematics , combinatorics , mathematical analysis
The number of crepant valuations of an isolated canonical singularity 0∈ X :( f =0)⊂C n , which is assumed to be nondegenerate with respect to its Newton polyhedron, is calculated in terms of weightings and the Newton polyhedron of f .