Results 11 to 20 of about 85,269 (306)

Recursive formulas for partition functions [PDF]

open access: yesRevista de Matemática: Teoría y Aplicaciones, 2012
Se estudia una familia de funciones, que comparten muchas propiedades con la función de partición clásica p(n). Se explica por qué estas funciones pueden llamarse "funciones de partición" y, en particular, algunas fórmulas recursivas son desarrolladas ...
Juan Boza Cordero
doaj   +3 more sources

On vector partition functions [PDF]

open access: yesJournal of Combinatorial Theory, Series A, 1995
Let \(\mathbb{N}\) be the set of nonnegative integers and \(A = (a_1, \dots, a_n)\) a \(d \times n\)-matrix with entries in \(\mathbb{N}\). The corresponding vector partition function \(\varphi_A : \mathbb{N}^d \to \mathbb{N}\) is defined as follows: \(\varphi_A (u)\) is the number of integer vectors \((\lambda_1, \dots, \lambda_n) \in \mathbb{N}^n ...
Sturmfels, Bernd
openaire   +2 more sources

Almost Everywhere Behavior of Functions According to Partition Measures [PDF]

open access: yesForum of Mathematics, Sigma, 2004
This paper will study almost everywhere behaviors of functions on partition spaces of cardinals possessing suitable partition properties. Almost everywhere continuity and monotonicity properties for functions on partition spaces will be established ...
William Chan, Stephen Jackson, Nam Trang
doaj   +4 more sources

Higher rank elliptic partition functions and multisymmetric elliptic functions [PDF]

open access: yesNuclear Physics B
We introduce and investigate a class of glM+1 partition functions which is an extension of the one introduced by Foda-Manabe. We characterize the partition functions by a nested version of Izergin-Korepin analysis, and determine the explicit forms, for ...
Allan John Gerrard   +2 more
doaj   +2 more sources

Five-parameter logistic functions for partition curves [PDF]

open access: yesMATEC Web of Conferences
A five-parameter logistic function (5PL) and a five-parameter generalised logistic function (5PGL) for partition generating symmetric and asymmetric partition curves are presented.
Membrey Wesley
doaj   +3 more sources

Kostant partition functions for affine Kac-Moody algebras [PDF]

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1997
Employing the method of generating functions in conjunction with various number-thoretic identities, we obtain recursion relations for the Kostant partition functions for the affine Kac-Moody algebras The partition functions for the higher rank algebras ...
T. S. Santhanam, R. Chakrabarti
doaj   +2 more sources

Factorization of rational six vertex model partition functions [PDF]

open access: yesNuclear Physics B
We show factorization formulas for a class of partition functions of rational six vertex model. First we show factorization formulas for partition functions under triangular boundary.
Kohei Motegi
doaj   +2 more sources

3d expansions of 5d instanton partition functions [PDF]

open access: yesJournal of High Energy Physics, 2018
We propose a set of novel expansions of Nekrasov’s instanton partition functions. Focusing on 5d supersymmetric pure Yang-Mills theory with unitary gauge group on ℂq,t−12×S1 $$ {\mathrm{\mathbb{C}}}_{q,{t}^{-1}}^2\times {\mathbb{S}}^1 $$, we show that ...
Fabrizio Nieri, Yiwen Pan, Maxim Zabzine
doaj   +2 more sources

ON GENERALIGATIONS OF PARTITION FUNCTIONS [PDF]

open access: yes, 2017
In 1742, Leonhard Euler invented the generating function for P(n). Godfrey Harold Hardy said Srinivasa Ramanujan was the first, and up to now the only, Mathematician to discover any such properties of P(n).
ON GENERALIGATIONS OF PARTITION FUNCTIONS   +1 more
core   +1 more source

A partition of unity FEM for time-dependent diffusion problems using multiple enrichment functions [PDF]

open access: yes, 2013
An enriched partition of unity FEM is developed to solve time-dependent diffusion problems. In the present formulation, multiple exponential functions describing the spatial and temporal diffusion decay are embedded in the finite element approximation ...
Mohamed, M.S.   +7 more
core   +1 more source

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