About
SIGMA is a refereed purely electronic arXiv overlay journal. It covers many aspects of symmetry, integrability, and geometry
Subject Areas
Archiving Services
- EMIS
Financial Information
SIGMA receives major funding from the Foundation Compositio Mathematica and the University Library of the Radboud University Nijmegen. Also, one-time donations have been received from Sociedad Mexicana de Física, University Libraries of the Delft University of Technology, Uppsala University and University of Amsterdam.