CLOSED N=2 STRINGS: PICTURE-CHANGING, HIDDEN SYMMETRIES AND SDG HIERARCHY

DOI10.1142/S0217751X00001865zbMath0985.81109arXivhep-th/9912154MaRDI QIDQ4523552

Alexander D. Popov, Olaf Lechtenfeld

Publication date: 14 January 2001

Published in: International Journal of Modern Physics A (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/hep-th/9912154

zbMATH Keywords

moduli spaceBRST cohomologyself-dual gravityhierarchy of commuting flows\((2+2)\)-dimensional space-time\(N= 2\) stringghost number zero operatorsnonlocal Abelian symmetriespicture-changing and spectral flow operators

Mathematics Subject Classification ID

String and superstring theories in gravitational theory (83E30) Quantization in field theory; cohomological methods (81T70) Quantization of the gravitational field (83C45) String and superstring theories; other extended objects (e.g., branes) in quantum field theory (81T30)

Related Items

The ground ring of \(N=2\) minimal string theory, Exact solutions of Berkovits' string field theory

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