Positive fixed points of quadratic operators and Gibbs measures

YK Eshkabilov, SD Nodirov, FH Haydarov - Positivity, 2016 - Springer
In this paper we consider a model with nearest-neighbor interactions and with the set 0, 1 of
spin values, on the Cayley tree of order two. Translational-invariant Gibbs measures for the …

Four competing interactions for models with an uncountable set of spin values on a Cayley tree

UA Rozikov, FH Haydarov - Theoretical and Mathematical Physics, 2017 - Springer
We consider models with four competing interactions (external field, nearest neighbor,
second neighbor, and three neighbors) and an uncountable set [0, 1] of spin values on the …

Positive fixed points of cubic operators on R2 and Gibbs measures

EY Kh - Журнал Сибирского федерального университета …, 2019 - cyberleninka.ru
A lot of nonlinear operators are connected with problems in statistical physics, biology,
thermodynamics, statistical mechanics and so on. One of the central problem in statistical …

[HTML][HTML] Continuous spin models on annealed generalized random graphs

S Dommers, C Kuelske, P Schriever - Stochastic Processes and their …, 2017 - Elsevier
We study Gibbs distributions of spins taking values in a general compact Polish space,
interacting via a pair potential along the edges of a generalized random graph with a given …

On solutions to nonlinear integral equation of the Hammerstein type and its applications to Gibbs measures for continuous spin systems

IM Mavlonov, AM Sattarov, SA Karimova… - Наносистемы: физика …, 2024 - mathnet.ru
The paper deals with the problem of constructing kernels of Hammerstein-type equations
whose positive solutions are not unique. This problem arises from the theory of Gibbs …

A model with uncountable set of spin values on a Cayley tree: phase transitions

GI Botirov - Positivity, 2017 - Springer
In this paper we consider a model with nearest-neighbor interactions and with the set 0, 1 of
spin values, on a Cayley tree of order two. This model depends on two parameters n …

Модели с четырьмя конкурирующими взаимодействиями и с несчетным множеством значений спина на дереве Кэли

УА Розиков, ФХ Хайдаров - Теоретическая и математическая …, 2017 - mathnet.ru
Рассмотрены модели с четырьмя конкурирующими взаимодействиями (с внешним
полем, с взаимодействиями ближайшего соседа, вторых ближайших соседей, трех …

Phase transitions for a model with uncountable spin space on the Cayley tree: the general case

G Botirov, B Jahnel - Positivity, 2019 - Springer
In this paper we complete the analysis of a statistical mechanics model on Cayley trees of
any degree, started in Botirov (Positivity 21 (3): 955–961, 2017), Eshkabilov et al.(J Stat …

Gibbs measures of models with uncountable set of spin values on lattice systems

F Haydarov - Bulletin of National University of Uzbekistan …, 2023 - bulletin.nuu.uz
In this paper, we shall discuss the construction of Gibbs measures for models with
uncountable set of spin values on Cayley trees. It is known that" translation-invariant Gibbs …

[PDF][PDF] PERIODIC GIBBS MEASURES FOR CONTINUOUS SPIN MODELS ON CAYLEY TREES

FH Haydarov - GIBBS MEASURES AND THE THEORY OF … - demo.uzmasterskaya.uz
This thesis focuses on periodic Gibbs measures with period two for models that have a
continuum set of spin values on Cayley trees. ґ A Cayley tree Γk=(V, L) of order k≥ 1 is an …