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The partition function of a degenerate functional [PDF]

open access: yesCommunications in Mathematical Physics, 1979
The partition function of a degenerate quadratic functional is defined and studied. It is shown that Ray-Singer invariants can be interpreted as partition functions of quadratic functionals. In the case of a degenerate non-quadratic functional the semiclassical approximation to the partition function is considered.
A S Schwarz, Schwarz A S
exaly   +4 more sources

Congruences modulo prime for fractional colour partition function [PDF]

open access: yesArab Journal of Mathematical Sciences, 2023
Purpose – Let p[1,r;t] be defined by ∑n=0∞p[1,r;t](n)qn=(E1Er)t, where t is a non-zero rational number, r ≥ 1 is an integer and Er=∏n=0∞(1−qr(n+1)) for |q| 
Riyajur Rahman, Nipen Saikia
doaj   +1 more source

SOME RESULTS ON ORDERED AND UNORDERED FACTORIZATION OF A POSITIVE INTEGER [PDF]

open access: yesJournal of Algebraic Systems, 2023
A well-known enumerative problem is to count the number of ways a positive integer $n$ can be factorised as $n=n_1\times n_2\times\cdots\times n_{k}$, where $n_1\geqslant n_2 \geqslant \cdots \geqslant n_{k} >1$.
Daniel Yaqubi, Madjid Mirzavaziri
doaj   +1 more source

Calculation of the Free Energy of the Ising Model on a Cayley Tree via the Self-Similarity Method

open access: yesAxioms, 2022
In this study, an interactive Ising model having the nearest and prolonged next-nearest neighbors defined on a Cayley tree is considered. Inspired by the results obtained for the one-dimensional Ising model, we will construct the partition function and ...
Hasan Akın
doaj   +1 more source

Solutions of the Schrodinger equation of the shifted screened Kratzer potential and its thermodynamic functions using the extended Nikiforov–Uvarov method

open access: yesFrontiers in Physics, 2022
By employing the extended Nikiforov–Uvarov (ENU) method, we solved the radial Schrodinger equation with the shifted screened Kratzer potential model.
Nuhu Ibrahim   +4 more
doaj   +1 more source

On Stanley's Partition Function [PDF]

open access: yesThe Electronic Journal of Combinatorics, 2010
Stanley defined a partition function $t(n)$ as the number of partitions $\lambda$ of $n$ such that the number of odd parts of $\lambda$ is congruent to the number of odd parts of the conjugate partition $\lambda'$ modulo $4$. We show that $t(n)$ equals the number of partitions of $n$ with an even number of hooks of even length.
William Y. C. Chen   +2 more
openaire   +3 more sources

On the Complementarity of the Harmonic Oscillator Model and the Classical Wigner–Kirkwood Corrected Partition Functions of Diatomic Molecules

open access: yesEntropy, 2020
The vibrational and rovibrational partition functions of diatomic molecules are considered in the regime of intermediate temperatures. The low temperatures are those at which the harmonic oscillator approximation is appropriate, and the high temperatures
Marcin Buchowiecki
doaj   +1 more source

Integrable hierarchies, Hurwitz numbers and a branch point field in critical topologically massive gravity

open access: yesSciPost Physics, 2022
We discuss integrable aspects of the logarithmic contribution of the partition function of cosmological critical topologically massive gravity. On one hand, written in terms of Bell polynomials which describe the statistics of set partitions, the ...
Yannick Mvondo-She
doaj   +1 more source

Classical Partition Function for Non-Relativistic Gravity

open access: yesAxioms, 2021
We considered the canonical gravitational partition function Z associated to the classical Boltzmann–Gibbs (BG) distribution e−βHZ. It is popularly thought that it cannot be built up because the integral involved in constructing Z diverges at the origin.
Mir Hameeda   +3 more
doaj   +1 more source

Partition functions of higher derivative conformal fields on conformally related spaces

open access: yesJournal of High Energy Physics, 2021
The character integral representation of one loop partition functions is useful to establish the relation between partition functions of conformal fields on Weyl equivalent spaces.
Jyotirmoy Mukherjee
doaj   +1 more source

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