Results 1 to 10 of about 64 (64)

On Graham partitions twisted by the Legendre symbol

open access: yesOpen Mathematics, 2023
We investigate when there is a partition of a positive integer nn, n=f(λ1)+f(λ2)+⋯+f(λℓ),n=f\left({\lambda }_{1})+f\left({\lambda }_{2})+\cdots +f\left({\lambda }_{\ell }), satisfying that 1=χp(λ1)λ1+χp(λ2)λ2+⋯+χp(λℓ)λℓ,1=\frac{{\chi }_{p}\left({\lambda }
Kim Byungchan   +5 more
doaj   +1 more source

Maximum entropy and integer partitions [PDF]

open access: yes, 2023
We derive asymptotic formulas for the number of integer partitions with given sums of \(j\)th powers of the parts for \(j\) belonging to a finite, non-empty set \(J \subset \mathbb N\).
McKinley, Gweneth   +2 more
core   +1 more source

MacMahon’s statistics on higher-dimensional partitions

open access: yesForum of Mathematics, Sigma, 2023
We study some combinatorial properties of higher-dimensional partitions which generalize plane partitions. We present a natural bijection between d-dimensional partitions and d-dimensional arrays of nonnegative integers.
Alimzhan Amanov, Damir Yeliussizov
doaj   +1 more source

Dynamics of plane partitions: Proof of the Cameron–Fon-Der-Flaass conjecture

open access: yesForum of Mathematics, Sigma, 2020
One of the oldest outstanding problems in dynamical algebraic combinatorics is the following conjecture of P. Cameron and D. Fon-Der-Flaass (1995): consider a plane partition P in an $a \times b \times c$ box ${\sf B}$ . Let $\Psi (P)$
Rebecca Patrias, Oliver Pechenik
doaj   +1 more source

Correlations in totally symmetric self‐complementary plane partitions

open access: yesTransactions of the London Mathematical Society, 2021
Totally symmetric self‐complementary plane partitions (TSSCPPs) are boxed plane partitions with the maximum possible symmetry. We use the well‐known representation of TSSCPPs as a dimer model on a honeycomb graph enclosed in 1/12 of a hexagon with free ...
Arvind Ayyer, Sunil Chhita
doaj   +1 more source

Parity results for broken 11-diamond partitions

open access: yesOpen Mathematics, 2019
Recently, Dai proved new infinite families of congruences modulo 2 for broken 11-diamond partition functions by using Hecke operators. In this note, we establish new parity results for broken 11-diamond partition functions.
Wu Yunjian
doaj   +1 more source

Cyclic sums, network sharing, and restricted edge cuts in graphs with long cycles [PDF]

open access: yes, 2007
Cyclic Sums, Network Sharing and Restricted Edge Cuts in Graphs with Long Cycles Dieter Rautenbach , Lutz Volkmann Preprint series: 07-06, 8 MSC 2000 05A17 Partitions of integers 05C40 Connectivity Abstract We study graphs G = (V,E ...
Rautenbach, Dieter, Volkmann, Lutz
core   +1 more source

Some congruences for 3-component multipartitions

open access: yesOpen Mathematics, 2016
Let p3(n) denote the number of 3-component multipartitions of n. Recently, using a 3-dissection formula for the generating function of p3(n), Baruah and Ojah proved that for n ≥ 0, p3(9n + 5) ≡ 0 (mod 33) and p3 (9n + 8) ≡ 0 (mod 34).
Zhao Tao Yan, Jin Lily J., Gu C.
doaj   +1 more source

On Partitions and Arf Semigroups

open access: yesOpen Mathematics, 2019
In this study we examine some combinatorial properties of the Arf semigroup. In previous work, the author and Karakaş, Gümüşbaş defined an Arf partition of a positive integer n. Here, we continue this work and give new results on Arf partitions.
Tutaş Nesrin
doaj   +1 more source

Arithmetic properties for Andrews’ (48,6)- and (48,18)-singular overpartitions

open access: yesOpen Mathematics, 2019
Singular overpartition functions were defined by Andrews. Let Ck,i(n) denote the number of (k, i)-singular overpartitions of n, which counts the number of overpartitions of n in which no part is divisible by k and only parts ±i (mod k) may be overlined ...
Liu Eric H., Du Wenjing
doaj   +1 more source

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