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Related papers: Exotic Bailey-Slater SPT-Functions I: Group A

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We continue to investigate spt-type functions that arise from Bailey pairs. In this third paper on the subject, we proceed to introduce additional spt-type functions. We prove simple Ramanujan type congruences for these functions which can…

Number Theory · Mathematics 2015-12-23 Chris Jennings-Shaffer

We investigate spt-crank-type functions arising from Bailey pairs. We recall four spt-type functions corresponding to the Bailey pairs $A1$, $A3$, $A5$, and $A7$ of Slater and given four new spt-type functions corresponding to Bailey pairs…

Number Theory · Mathematics 2016-07-08 Frank Garvan , Chris Jennings-Shaffer

We construct new smallest parts partition functions and smallest parts crank functions by considering variations of Bailey's Lemma and conjugate Bailey pairs. The functions we introduce satisfy simple linear congruences modulo $3$ and $5$.…

Number Theory · Mathematics 2017-04-06 Chris Jennings-Shaffer

Bringmann, Lovejoy, and Osburn showed that the generating functions of the spt-overpartition functions spt(n), spt1(n), spt2(n), and M2spt(n) are quasimock theta functions, and satisfy a number of simple Ramanujan-like congruences. Andrews,…

Number Theory · Mathematics 2014-12-12 Frank Garvan , Chris Jennings-Shaffer

Andrews' spt-function can be written as the difference between the second symmetrized crank and rank moment functions. Using the machinery of Bailey pairs a combinatorial interpretation is given for the difference between higher order…

Number Theory · Mathematics 2010-11-02 F. G. Garvan

We generalize a result of Garvan on inequalities and interpretations of the moments of the partition rank and crank functions. In particular for nearly 30 Bailey pairs, we introduce a rank-like function, establish inequalities with the…

Number Theory · Mathematics 2016-10-13 Catherine Babecki , Chris Jennings-Shaffer , Geoffrey Sangston

This paper presents the methods to utilizing the $s$-fold extension of Bailey's lemma to obtain $spt$-type functions related to the symmetrized rank function $\eta_{2k}(n).$ We provide the $k=2$ example, but clearly illustrate how deep…

Number Theory · Mathematics 2018-08-13 Alexander E Patkowski

In 1919, Ramanujan discovered his famous congruences for the partition function. Not too long after, Freeman Dyson conjectured a combinatorial statistic existed that explained the three congruences, which he dubbed the \textit{crank}. A…

Combinatorics · Mathematics 2026-03-23 Samuel Wilson

We consider the symmetrized moments of three ranks and cranks, similar to the work of Garvan for the rank and crank of a partition. By using Bailey pairs and elementary rearrangements, we are able to find useful expressions for these…

Number Theory · Mathematics 2014-12-12 Chris Jennings-Shaffer

Dyson famously provided combinatorial explanations for Ramanujan's partition congruences modulo $5$ and $7$ via his rank function, and postulated that an invariant explaining all of Ramanujan's congruences modulo $5$, $7$, and $11$ should…

Number Theory · Mathematics 2021-05-28 Larry Rolen , Zack Tripp , Ian Wagner

Let \pi be a partition. In [2] we defined BG-rank(\pi) as an alternating sum of parities of parts. This statistic was employed to generalize and refine the famous Ramanujan modulo 5 partition congruence. Let p_j(n)(a_{t,j}(n)) denote a…

Combinatorics · Mathematics 2007-05-23 Alexander Berkovich , Frank G. Garvan

The spt-function $spt(n)$ was introduced by Andrews as the weighted counting of partitions of $n$ with respect to the number of occurrences of the smallest part. Andrews, Garvan and Liang defined the spt-crank of an $S$-partition which…

Combinatorics · Mathematics 2013-08-15 William Y. C. Chen , Kathy Q. Ji , Wenston J. T. Zang

Dyson's rank function and the Andrews--Garvan crank function famously give combinatorial witnesses for Ramanujan's partition function congruences modulo 5, 7, and 11. While these functions can be used to show that the corresponding sets of…

Number Theory · Mathematics 2022-03-23 Kathrin Bringmann , Kevin Gomez , Larry Rolen , Zack Tripp

We set up a combinatorial framework for inclusion-exclusion on the partitions into distinct parts to obtain an alternative generating function of partitions into distinct and non-consecutive parts. In connection with Rogers-Ramanujan…

Combinatorics · Mathematics 2020-04-14 Kağan Kurşungöz

In this paper we obtain asymptotic formulas for the Fourier coefficients of an infinite family of crank generating functions. Moreover we use this result to show that the crank obeys certain inequalities. This implies that the crank can not…

Number Theory · Mathematics 2013-11-19 Jose Miguel Zapata Rolon

Let $p$ be an odd prime. The bar partitions with sign and $p$-bar-core partitions with sign respectively label the spin characters and $p$-defect zero spin characters of the double cover of the symmetric group, and by restriction, those of…

Representation Theory · Mathematics 2024-05-31 Rishi Nath , James A. Sellers

Using equidistribution criteria, we establish divisibility by cyclotomic polynomials of several partition polynomials of interest, including $spt$-crank, overpartition pairs, and $t$-core partitions. As corollaries, we obtain new proofs of…

Number Theory · Mathematics 2023-10-24 Amanda Folsom , Joshua Males , Larry Rolen

For rational $\alpha$, the fractional partition functions $p_\alpha(n)$ are given by the coefficients of the generating function $(q;q)^\alpha_\infty$. When $\alpha=-1$, one obtains the usual partition function. Congruences of the form…

Number Theory · Mathematics 2019-07-17 Erin Bevilacqua , Kapil Chandran , Yunseo Choi

In this paper, we use the Lambert series generating function for Euler's totient function to introduce a new identity for the number of $1$'s in the partitions of $n$. A new expansion for Euler's partition function $p(n)$ is derived in this…

Number Theory · Mathematics 2023-10-23 Mircea Merca , Maxie D. Schmidt

Partition functions for non-interacting particles are known to be symmetric functions. It is shown that powerful group-theoretical techniques can be used not only to derive these relationships, but also to significantly simplify calculation…

Statistical Mechanics · Physics 2009-11-07 A. B. Balantekin
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