Open minimal strings and open Gelfand-Dickey hierarchies

Abstract We study the connection between minimal Liouville string theory and generalized open KdV hierarchies. We are interested in generalizing Douglas string equation formalism to the open topology case. We show that combining the results of the closed topology, based on the Frobenius manifold str...

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Main Authors: Konstantin Aleshkin, Vladimir Belavin
Format: Article
Language:English
Published: SpringerOpen 2019-02-01
Series:Journal of High Energy Physics
Subjects:
Online Access:http://link.springer.com/article/10.1007/JHEP02(2019)043
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author Konstantin Aleshkin
Vladimir Belavin
author_facet Konstantin Aleshkin
Vladimir Belavin
author_sort Konstantin Aleshkin
collection DOAJ
description Abstract We study the connection between minimal Liouville string theory and generalized open KdV hierarchies. We are interested in generalizing Douglas string equation formalism to the open topology case. We show that combining the results of the closed topology, based on the Frobenius manifold structure and resonance transformations, with the appropriate open case modification, which requires the insertion of macroscopic loop operators, we reproduce the well-known result for the expectation value of a bulk operator for the FZZT brane coupled to the general (q, p) minimal model. The matching of the results of the two setups gives new evidence of the connection between minimal Liouville gravity and the theory of Topological Gravity.
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spelling doaj.art-6b515e1dc9a94a1ca2d44cf6595e0b1a2022-12-22T02:41:53ZengSpringerOpenJournal of High Energy Physics1029-84792019-02-012019212210.1007/JHEP02(2019)043Open minimal strings and open Gelfand-Dickey hierarchiesKonstantin Aleshkin0Vladimir Belavin1L.D. Landau Institute for Theoretical PhysicsI.E. Tamm Department of Theoretical Physics, P.N. Lebedev Physical InstituteAbstract We study the connection between minimal Liouville string theory and generalized open KdV hierarchies. We are interested in generalizing Douglas string equation formalism to the open topology case. We show that combining the results of the closed topology, based on the Frobenius manifold structure and resonance transformations, with the appropriate open case modification, which requires the insertion of macroscopic loop operators, we reproduce the well-known result for the expectation value of a bulk operator for the FZZT brane coupled to the general (q, p) minimal model. The matching of the results of the two setups gives new evidence of the connection between minimal Liouville gravity and the theory of Topological Gravity.http://link.springer.com/article/10.1007/JHEP02(2019)043Conformal Field Models in String TheoryIntegrable HierarchiesMatrix Models
spellingShingle Konstantin Aleshkin
Vladimir Belavin
Open minimal strings and open Gelfand-Dickey hierarchies
Journal of High Energy Physics
Conformal Field Models in String Theory
Integrable Hierarchies
Matrix Models
title Open minimal strings and open Gelfand-Dickey hierarchies
title_full Open minimal strings and open Gelfand-Dickey hierarchies
title_fullStr Open minimal strings and open Gelfand-Dickey hierarchies
title_full_unstemmed Open minimal strings and open Gelfand-Dickey hierarchies
title_short Open minimal strings and open Gelfand-Dickey hierarchies
title_sort open minimal strings and open gelfand dickey hierarchies
topic Conformal Field Models in String Theory
Integrable Hierarchies
Matrix Models
url http://link.springer.com/article/10.1007/JHEP02(2019)043
work_keys_str_mv AT konstantinaleshkin openminimalstringsandopengelfanddickeyhierarchies
AT vladimirbelavin openminimalstringsandopengelfanddickeyhierarchies