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Advances in Mathematics

We prove Feigin-Frenkel type dualities between subregular W-algebras of type A,B and principal W-superalgebras of type sl(1|n),osp(2|2n). The type A c…

Duality of subregular <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.svg"><mml:mi mathvariant="script">W</mml:mi></mml:math>-algebras and principal <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.svg"><mml:mi mathvariant="script">W</mml:mi></mml:math>-superalgebras

Duality of subregular W-algebras and principal W-superalgebras