Results 11 to 20 of about 863,417 (323)

Combinatorics and Statistical Mechanics of Integer Partitions [PDF]

open access: yesEntropy, 2023
We study the set of integer partitions as a probability space that generates distributions and, in the asymptotic limit, obeys thermodynamics. We view ordered integer partition as a configuration of cluster masses and associate them with the distribution
Themis Matsoukas
doaj   +2 more sources

Asymptotic formulas for integer partitions within the approach of microcanonical ensemble [PDF]

open access: yesCondensed Matter Physics, 2012
The problem of integer partitions is addressed using the microcanonical approach which is based on the analogy between this problem in the number theory and the calculation of microstates of a many-boson system. For ordinary (one-dimensional) partitions,
D. Prokhorov, A. Rovenchak
doaj   +2 more sources

Distribution of generalized mex-related integer partitions

open access: bronzeHardy-Ramanujan Journal, 2021
International audience The minimal excludant or "mex" function for an integer partition π of a positive integer n, mex(π), is the smallest positive integer that is not a part of π.
Kalyan Chakraborty, Chiranjit Ray
openalex   +2 more sources

Integer programming by partitioning [PDF]

open access: bronzeACM SIGMAP Bulletin, 1973
Integer Programming problems can be solved by a variety of methods. These can be grouped as follows:Complete EnumerationImplicit EnumerationBranch and BoundCutting PlanesPartitioningAsymptotic (or Group) TheoryConvex Analysis.The first two were discussed in educational series #2. This paper discusses the partitioning approach.
C. A. Haverly
openalex   +3 more sources

Integer Partitions and Binary Trees

open access: bronzeAdvances in Applied Mathematics, 2002
If \(\alpha\) is the 2-core, \((\beta_0,\beta_1)\) the 2-quotient of a partition \(\lambda\), then the triple \((\alpha; \beta_0,\beta_1)\) uniquely determines \(\lambda\); see \textit{G. James} and \textit{A. Kerber} [The representation theory of the symmetric group (Addison-Wesley, Reading, MA) (1981; Zbl 0491.20010)]. The present author constructs a
Frank Schmidt
openalex   +4 more sources

On the Distribution of Multiplicities in Integer Partitions [PDF]

open access: yesAnnals of Combinatorics, 2012
We study the distribution of the number of parts of given multiplicity (or equivalently, ascents of given size) in integer partitions. In this paper we give methods to compute asymptotic formulas for the expected value and variance of the number of parts of multiplicity d (d is a positive integer) in a random partition of a large integer n and also ...
D. Ralaivaosaona
semanticscholar   +4 more sources

Probabilistic Divide-and-Conquer: A New Exact Simulation Method, With Integer Partitions as an Example [PDF]

open access: greenCombinatorics, probability & computing, 2016
We propose a new method, probabilistic divide-and-conquer, for improving the success probability in rejection sampling. For the example of integer partitions, there is an ideal recursive scheme which improves the rejection cost from asymptotically order ...
Richard Arratia, Stephen DeSalvo
openalex   +3 more sources

Optimal integer partitions

open access: yesEuropean Journal of Combinatorics, 2014
Let n be a positive integer and let g"1,...,g"n be real numbers. The following integer partition problem (IPP) is studied: find a partition of the integer [email protected]?"i"="1^[email protected][email protected]"i such that @?"i"="1^ng"[email protected][email protected]"i is maximal.
K. Engel, T. Radzik, J. Schlage-Puchta
semanticscholar   +3 more sources

Separable Integer Partition Classes

open access: greenTransactions of the American Mathematical Society, Series B, 2020
A classical method for partition generating function is developed into a tool with wide applications. New expansions of well-known theorems are derived, and new results for partitions with n n copies of n n are presented.
George E. Andrews
openalex   +4 more sources

Numerical Sets, Core Partitions, and Integer Points in Polytopes [PDF]

open access: green, 2017
We study a correspondence between numerical sets and integer partitions that leads to a bijection between simultaneous core partitions and the integer points of a certain polytope.
Hannah Constantin   +2 more
openalex   +3 more sources

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