Racah matrices and hidden integrability in evolution of knots

We construct a general procedure to extract the exclusive Racah matrices S and S¯ from the inclusive 3-strand mixing matrices by the evolution method and apply it to the first simple representations R=[1], [2], [3] and [2,2]. The matrices S and S¯ relate respectively the maps (R⊗R)⊗R¯⟶R with R⊗(R⊗R¯...

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Bibliographic Details
Main Authors: A. Mironov, A. Morozov, An. Morozov, A. Sleptsov
Format: Article
Language:English
Published: Elsevier 2016-09-01
Series:Physics Letters B
Online Access:http://www.sciencedirect.com/science/article/pii/S0370269316302945
Description
Summary:We construct a general procedure to extract the exclusive Racah matrices S and S¯ from the inclusive 3-strand mixing matrices by the evolution method and apply it to the first simple representations R=[1], [2], [3] and [2,2]. The matrices S and S¯ relate respectively the maps (R⊗R)⊗R¯⟶R with R⊗(R⊗R¯)⟶R and (R⊗R¯)⊗R⟶R with R⊗(R¯⊗R)⟶R. They are building blocks for the colored HOMFLY polynomials of arbitrary arborescent (double fat) knots. Remarkably, the calculation realizes an unexpected integrability property underlying the evolution matrices.
ISSN:0370-2693
1873-2445