Fusion algebra at a rational level and cohomology of nilpotent subalgebras of {Mathematical expression}(2)

Boris Feigin; Feodor Malikov

doi:10.1007/BF00762795

Fusion algebra at a rational level and cohomology of nilpotent subalgebras of {Mathematical expression}(2)

Boris Feigin^*
, Feodor Malikov

^*Corresponding author for this work

Research output: Contribution to journal › Article › peer-review

29 Scopus citations

Abstract

We define and calculate the fusion algebra of a WZW model at a rational level using cohomological methods. As a byproduct, we obtain a cohomological characterization of admissible representations of {Mathematical expression}₂.

Original language	English
Pages (from-to)	315-325
Number of pages	11
Journal	Letters in Mathematical Physics
Volume	31
Issue number	4
DOIs	https://doi.org/10.1007/BF00762795
State	Published - Aug 1994
Externally published	Yes

Keywords

Mathematics Subject Classifications (1991): 17B56, 17B67, 17B81, 81T40

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title = "Fusion algebra at a rational level and cohomology of nilpotent subalgebras of \{Mathematical expression\}(2)",

abstract = "We define and calculate the fusion algebra of a WZW model at a rational level using cohomological methods. As a byproduct, we obtain a cohomological characterization of admissible representations of \{Mathematical expression\}2.",

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author = "Boris Feigin and Feodor Malikov",

year = "1994",

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AU - Feigin, Boris

AU - Malikov, Feodor

PY - 1994/8

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N2 - We define and calculate the fusion algebra of a WZW model at a rational level using cohomological methods. As a byproduct, we obtain a cohomological characterization of admissible representations of {Mathematical expression}2.

AB - We define and calculate the fusion algebra of a WZW model at a rational level using cohomological methods. As a byproduct, we obtain a cohomological characterization of admissible representations of {Mathematical expression}2.

KW - Mathematics Subject Classifications (1991): 17B56, 17B67, 17B81, 81T40

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JO - Letters in Mathematical Physics

JF - Letters in Mathematical Physics

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Fusion algebra at a rational level and cohomology of nilpotent subalgebras of {Mathematical expression}(2)

Abstract

Keywords

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