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[Licence| Download | New Version Template] aehf_v1_0.tar.gz(128 Kbytes)
Manuscript Title: Lambda: A Mathematica-package for operator product expansions in vertex algebras
Authors: Joel Ekstrand
Program title: Lambda
Catalogue identifier: AEHF_v1_0
Distribution format: tar.gz
Journal reference: Comput. Phys. Commun. 182(2011)409
Programming language: Mathematica.
Computer: See specifications for running Mathematica V7 or above.
Operating system: See specifications for running Mathematica V7 or above.
RAM: Varies greatly depending on calculation to be performed.
Keywords: Operator product expansions, Conformal field theory, Vertex algebra, Lambda-bracket, Supersymmetry, Symbolic Computation, Mathematica.
PACS: 11.25Hf, 11.30Pb.
Classification: 4.2, 5, 11.1.

Nature of problem:
Calculate operator product expansions (OPEs) of composite fields in 2d conformal field theory.

Solution method:
Implementation of the algebraic formulation of OPEs given by vertex algebras, and especially by lambda-brackets.

Running time:
Varies greatly depending on calculation requested. The example notebook provided takes about 30 seconds to run.