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Nuclear Physics B· 2015Q2

η and λ deformations as <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.gif" overflow="scroll"><mml:mi mathvariant="script">E</mml:mi></mml:math>-models

C. Klimčı́k

Short summary

The λ and η deformed σ-models are shown to be specific instances of E-models, differing only in their Drinfeld double construction (G×G for λ, GC for η).

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Field: Algebra and Number Theory

Algebra and Number TheoryMathematics