English
Related papers

Related papers: Extensions of the truncated pentagonal number theo…

200 papers

Motivated by recent work of George Andrews and Mircea Merca on the expansion of the quotient of the truncation of Euler's pentagonal number series by the complete series, we provide similar expansion results for averages involving…

Combinatorics · Mathematics 2023-12-27 Michael J. Schlosser , Nian Hong Zhou

Motivated by the works of Andrews-Merca and Guo-Zeng, we establish some truncated identities of Gauss by using some summation formulas from the works of Zhi-Guo Liu. These give three new expansions for partial sums of Gauss' triangular…

Number Theory · Mathematics 2020-11-30 Bing He

Based on a classical result on partitions of an integer into a finite set of positive integers, we establish a general positivity result on coefficients of certain $q$-series which uniformly refines the positivity of truncated pentagonal…

Number Theory · Mathematics 2024-12-03 Ji-Cai Liu

The work of Andrews and Merca on the truncated Euler's pentagonal number theorem led to a resurgence in research on truncated theta series identities. In particular, Yee proved a truncated version of the Jacobi Triple Product (JTP)…

Combinatorics · Mathematics 2024-01-09 Cristina Ballantine , Brooke Feigon

Andrews and Merca investigated a truncated version of Euler's pentagonal number theorem and showed that the coefficients of the truncated series are nonnegative. They also considered the truncated series arising from Jacobi's triple product…

Combinatorics · Mathematics 2021-08-10 Liuquan Wang

In 2012, Andrews and Merca proved a truncated theorem on Euler's pentagonal number theorem, which opened up a new study on truncated theta series. In particular, some truncated versions of a identity of Gauss have been proved. In this…

Combinatorics · Mathematics 2025-09-25 Thomas Y. He , S. Y. Liu

In 2012, Andrews and Merca obtained a truncated version of Euler's pentagonal number theorem and showed the nonnegativity related to partition functions. Meanwhile, Andrews-Merca and Guo-Zeng independently conjectured that the truncated…

Combinatorics · Mathematics 2025-05-20 Xiangyu Ding , Lisa Hui Sun

We give generalizations of a finite version of Euler's pentagonal number theorem and of a q-identity of Gauss.

Combinatorics · Mathematics 2007-05-23 Johann Cigler

Using a general $q$-series expansion, we derive some nontrivial $q$-formulas involving many infinite products. A multitude of Hecke--type series identities are derived. Some general formulas for sums of any number of squares are given. A…

Number Theory · Mathematics 2018-05-15 Zhi-Guo Liu

Motivated by the telescoping proofs of two identities of Andrews and Warnaar, we find that infinite q-shifted factorials can be incorporated into the implementation of the q-Zeilberger algorithm in the approach of Chen, Hou and Mu to prove…

Combinatorics · Mathematics 2008-06-17 William Y. C. Chen , Ernest X. W. Xia

In this paper, by the technique of inverse relations and comparing coefficients, we establish some generalized forms of Andrews' q-series identity and two new Bailey pairs and q-identities closely related to Andrews-Warnaar's sum identity…

Combinatorics · Mathematics 2026-03-31 Qi Chen

In 1920, MacMahon introduced two families of $q$-series to study divisor sums. Recent work has shown that MacMahon's $q$-series are closely connected to overpartitions and $3$-colored partitions. Merca introduced truncated forms of…

Combinatorics · Mathematics 2025-09-09 Ji-Cai Liu

In this paper, we refine a result of Andrews and Merca on truncated pentagonal number series. Subsequently, we establish some positivity results involving Andrews--Gordon--Bressoud identities and $d$-regular partitions. In particular, we…

Combinatorics · Mathematics 2024-07-02 Nian Hong Zhou

In this paper, by applying a range of classic summation and transformation formulas for basic hypergeometric series, we obtain a three-term identity for partial theta functions. It extends the Andrews-Warnaar partial theta function…

Combinatorics · Mathematics 2019-07-22 Lisa Hui Sun

Recently, $\lambda$-Bernoulli and $\lambda$-Euler numbers are studied in [5, 10]. The purpose of this paper is to present a systematic study of some families of the $q$-extensions of the $\lambda$-Bernoulli and the $\lambda$-Euler numbers…

Number Theory · Mathematics 2009-01-05 Taekyun Kim , Younghee Kim , kyoungwon Hwang

In a recent paper, Griffin, Ono and Warnaar present a framework for Rogers-Ramanujan type identities using Hall-Littlewood polynomials to arrive at expressions of the form \[\sum_{\lambda : \lambda_1 \leq m}…

Number Theory · Mathematics 2015-06-22 Hannah Larson

The Alder-Andrews Theorem, a partition inequality generalizing Euler's partition identity, the first Rogers-Ramanujan identity, and a theorem of Schur to $d$-distinct partitions of $n$, was proved successively by Andrews in 1971, Yee in…

Number Theory · Mathematics 2024-07-29 Leah Sturman , Holly Swisher

We survey the applications of an elementary identity used by Euler in one of his proofs of the Pentagonal Number Theorem. Using a suitably reformulated version of this identity that we call Euler's Telescoping Lemma, we give alternate…

Combinatorics · Mathematics 2015-03-18 Gaurav Bhatnagar

Bhoria, Eyyunni and Maji recently obtained a four-parameter $q$-series identity which gives as special cases not only all five entries of Ramanujan on pages 354 and 355 of his second notebook but also allows them to obtain an analytical…

Number Theory · Mathematics 2022-07-04 Atul Dixit , Khushbu Patel

In two papers, Little and Sellers introduced an exciting new combinatorial method for proving partition identities which is not directly bijective. Instead, they consider various sets of weighted tilings of a $1 \times \infty$ board with…

Combinatorics · Mathematics 2018-07-26 Dennis Eichhorn , Hayan Nam , Jaebum Sohn
‹ Prev 1 2 3 10 Next ›