Quivers with subadditive labelings: classification and integrability

Abstract Strictly subadditive, subadditive and weakly subadditive labelings of quivers were introduced by the second author, generalizing Vinberg’s definition for undirected graphs. In our previous work we have shown that quivers with strictly subadditive labelings are exactly the quivers exhibitin...

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Main Authors: Galashin, Pavel, Pylyavskyy, Pavlo
Other Authors: Massachusetts Institute of Technology. Department of Mathematics
Format: Article
Language:English
Published: Springer Berlin Heidelberg 2021
Online Access:https://hdl.handle.net/1721.1/131835
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author Galashin, Pavel
Pylyavskyy, Pavlo
author2 Massachusetts Institute of Technology. Department of Mathematics
author_facet Massachusetts Institute of Technology. Department of Mathematics
Galashin, Pavel
Pylyavskyy, Pavlo
author_sort Galashin, Pavel
collection MIT
description Abstract Strictly subadditive, subadditive and weakly subadditive labelings of quivers were introduced by the second author, generalizing Vinberg’s definition for undirected graphs. In our previous work we have shown that quivers with strictly subadditive labelings are exactly the quivers exhibiting Zamolodchikov periodicity. In this paper, we classify all quivers with subadditive labelings. We conjecture them to exhibit a certain form of integrability, namely, as the T-system dynamics proceeds, the values at each vertex satisfy a linear recurrence. Conversely, we show that every quiver integrable in this sense is necessarily one of the 19 items in our classification. For the quivers of type $${\hat{A}} \otimes A$$ A ^ ⊗ A we express the coefficients of the recurrences in terms of the partition functions for domino tilings of a cylinder, called Goncharov–Kenyon Hamiltonians. We also consider tropical T-systems of type $${\hat{A}} \otimes A$$ A ^ ⊗ A and explain how affine slices exhibit solitonic behavior, i.e. soliton resolution and speed conservation. Throughout, we conjecture how the results in the paper are expected to generalize from $${\hat{A}} \otimes A$$ A ^ ⊗ A to all other quivers in our classification.
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spelling mit-1721.1/1318352023-01-10T19:38:18Z Quivers with subadditive labelings: classification and integrability Galashin, Pavel Pylyavskyy, Pavlo Massachusetts Institute of Technology. Department of Mathematics Abstract Strictly subadditive, subadditive and weakly subadditive labelings of quivers were introduced by the second author, generalizing Vinberg’s definition for undirected graphs. In our previous work we have shown that quivers with strictly subadditive labelings are exactly the quivers exhibiting Zamolodchikov periodicity. In this paper, we classify all quivers with subadditive labelings. We conjecture them to exhibit a certain form of integrability, namely, as the T-system dynamics proceeds, the values at each vertex satisfy a linear recurrence. Conversely, we show that every quiver integrable in this sense is necessarily one of the 19 items in our classification. For the quivers of type $${\hat{A}} \otimes A$$ A ^ ⊗ A we express the coefficients of the recurrences in terms of the partition functions for domino tilings of a cylinder, called Goncharov–Kenyon Hamiltonians. We also consider tropical T-systems of type $${\hat{A}} \otimes A$$ A ^ ⊗ A and explain how affine slices exhibit solitonic behavior, i.e. soliton resolution and speed conservation. Throughout, we conjecture how the results in the paper are expected to generalize from $${\hat{A}} \otimes A$$ A ^ ⊗ A to all other quivers in our classification. 2021-09-20T17:30:31Z 2021-09-20T17:30:31Z 2019-08-09 2020-09-24T20:47:04Z Article http://purl.org/eprint/type/JournalArticle https://hdl.handle.net/1721.1/131835 en https://doi.org/10.1007/s00209-019-02374-x Article is made available in accordance with the publisher's policy and may be subject to US copyright law. Please refer to the publisher's site for terms of use. Springer-Verlag GmbH Germany, part of Springer Nature application/pdf Springer Berlin Heidelberg Springer Berlin Heidelberg
spellingShingle Galashin, Pavel
Pylyavskyy, Pavlo
Quivers with subadditive labelings: classification and integrability
title Quivers with subadditive labelings: classification and integrability
title_full Quivers with subadditive labelings: classification and integrability
title_fullStr Quivers with subadditive labelings: classification and integrability
title_full_unstemmed Quivers with subadditive labelings: classification and integrability
title_short Quivers with subadditive labelings: classification and integrability
title_sort quivers with subadditive labelings classification and integrability
url https://hdl.handle.net/1721.1/131835
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