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Vertex electrical model: Lagrangian and nonnegativity properties
D. V. Talalaevab a Lomonosov Moscow State University, Moscow, Russia
b Center of Integrable Systems, Demidov Yaroslavl State
University, Yaroslavl, Russia
Abstract:
We construct an embedding of the space of electrical networks to the totally nonnegative Lagrangian Grassmannian in a generic situation with the help of the technique of vertex integrable models of statistical mechanics.
Keywords:
electrical networks, vertex model, total positivity.
Received: 29.10.2021 Revised: 29.10.2021
Citation:
D. V. Talalaev, “Vertex electrical model: Lagrangian and nonnegativity properties”, TMF, 210:2 (2022), 250–258; Theoret. and Math. Phys., 210:2 (2022), 216–223
Linking options:
https://www.mathnet.ru/eng/tmf10188https://doi.org/10.4213/tmf10188 https://www.mathnet.ru/eng/tmf/v210/i2/p250
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