Starlikeness of Janowski spirallike functions in the unit disk
Faud Alsarari (pdf)
Power compositions and semi-Pell compositions
William J. Keith and Augustine O. Munagi (pdf)
Elementary proof of congruences involving trinomial coefficients for Babbage and Morley
Laid Elkhiri and Miloud Mihoubi (pdf)
On two conjectures due to Sun
John M. Campbell (pdf)
Notions of tensor rank
Mandar Juvekar and Arian Nadjimzadah (pdf)
On higher partial derivatives of implicit functions and their combinatorics
Shaul Zemel (pdf)
Shade in partitions
Aubrey Blecher, Arnold Knopfmacher, and Michael Mays (pdf)
Issue 17, 2022
Densities of length spectral partitions of natural numbers
Benjamin Garcia Morales and Wai Yan Pong (pdf)
Convolutions between Bernoulli/Euler polynomials and Pell/Lucas polynomials
Dongwei Guo and Wenchang Chu (pdf)
Identities involving sum of divisors, integer partitions and compositions
Mateus Alegri (pdf)
Symmetric and asymmetric peaks in compositions
Toufik Mansour, Andres R. Moreno, and José L. Ramírez (pdf)
The VC-Dimension of a class of multiples of the primes and a connection to AdaBoost
Andrew M. Thomas (pdf)
Infinite log-convexity
Tewodros Amdeberhan and Victor H. Moll (pdf)
Issue 16, 2021
On the c-dominating Estrada index of a graph
Akbar Jahanbani and Hajar Shooshtari (pdf)
The inner site-perimeter of bargraphs
Aubrey Blecher, Charlotte Brennan, and Arnold Knopfmacher (pdf)
Proof of some combinatorial identities by an analytic method
Sung Sik U and Kyu Song Chae (pdf)
Germ order for one-dimensional packings
Aaron Abrams, Henry Landau, Zeph Landau, Jamie Pommersheim, James Propp, and Alexander Russell (pdf)
On the r-derangements of type B
István Mező, Victor H. Moll, José Ramírez, and Diego Villamizar (pdf)
Subspaces of tensors with high analytic rank
Jop Briët (pdf)
A new class of symmetric functions of binary products of tribonacci numbers and other well-known numbers
Mourad Chelgham, Ali Boussayoud, and Kasi Viswanadh V. Kanuri (pdf)
Sum-free sets which are closed under multiplicative inverses
Katherine Benjamin (pdf)
A combinatorial characterization of the generalized exponential and Fubini polynomials
Emanuele Munarini (pdf)
On polynomials associated to product and composition of generating functions
Mouloud Goubi (pdf)
Additive features of determinant values over p-adic rings
Ben Lichtin (pdf)
Edge hub number in graphs
Shadi Ibrahim Khalaf, Veena Mathad, and Sultan Senan Mahde (pdf)
Approximating real-rooted and stable polynomials, with combinatorial applications
Alexander Barvinok (pdf)
Log-concavity of two sequences related to Cauchy numbers of two kinds
Rui-Li Liu and Feng-Zhen Zhao (pdf)
On mutually orthogonal certain graph squares
R. El-Shanawany and Ahmed Al-Mesady (pdf)
Issue 13, 2018
Approximate homomorphisms between the Boolean cube and groups of prime order
Tom Sanders (pdf)
Enumerating symmetric and non-symmetric peaks in words
Walaa Asakly (pdf)
Zeta series generating function transformations related to generalized Stirling numbers and partial sums of the Hurwitz zeta function
Maxie D. Schmidt (pdf)
Several explicit formula of sums and hyper-sums of powers of integers
Fouad Bounebirat, Diffalah Laissaoui, and Mourad Rahmani (pdf)
Pattern occurrence statistics and applications to the Ramsey theory of unavoidable patterns
Jim Tao (pdf)
The water capacity of integer compositions
Aubrey Blecher, Charlotte Brennan, and Arnold Knopfmacher (pdf)
Multisection method for Apéry-like series
Wenchang Chu and Flavia Lucia Esposito (pdf)
Issue 12, 2017
On some identities and generating functions for Pell-Lucas numbers
Ali Boussayoud (pdf)
Zeta series generating function transformations related to polylogarithm functions and the k-order harmonic numbers
Maxie D. Schmidt (pdf)
On the lower bound of the discrepancy of (t,s)-sequences: II
Mordechay B. Levin (pdf)
On the number of dot products determined by a large set and one of its translates in finite fields
Giorgis Petridis (pdf)
Four variants of the Fourier-analytic transference principle
Sean Prendiville (pdf)
Walls in bargraphs
Aubrey Blecher, Charlotte Brennan, and Arnold Knopfmacher (pdf)
A q-symmetric algorithm and its applications to some combinatorial sequences
Istvan Mező and José Ramírez (pdf)
The asymptotic number of simple singular vector tuples of a cubical tensor
Jay Pantone (pdf)
Inverse-conjugate compositions into parts of size at most k
Yu-Hong Guo and Augustine O. Munagi (pdf)
Number of singletons in involutions of large size: a central range and large deviation analysis
Guy Louchard (pdf)
A note on a sumset in Z2k
Octavio A. Agustín-Aquino (pdf)
Expository-research papers
Irreducible factors of the q-Lah numbers over Z
Qing Zou (pdf)
Issue 11, 2016
An arithmetic analogue of Fox's triangle removal argument
Pooya Hatami, Sushant Sachdeva, and Madhur Tulsani (pdf)
Combinatorial analysis of integer power product expansions
H. Gingold and Jocelyn Quaintance (pdf)
A relative Roth theorem in dense subsets of sparse pseudorandom fractals
Marc Carnovale (pdf)
Note on packing patterns in colored permutations
Matthew Just and Hua Wang (pdf)
Mixed r-Stirling numbers of the second kind
Daniel Yaqubi, Madjid Mirzavaziri, and Yasin Saeednezhad (pdf)
Representing random permutations as the product of two involutions
Charles Burnette and Eric Schmutz (pdf)
Counting staircases in integer compositions
Aubrey Blecher and Toufik Mansour (pdf)
Expository-research papers
Trigonometric formulae via telescoping method
Wenchang Chu (pdf)
Issue 10, 2015
Asymptotics of the Eulerian numbers revisited: A large deviation analysis
Guy Louchard (pdf)
Note on the coefficients of rational Ehrhart quasi-polynomials of Minkowski-sums
Martin Henk and Eva Link (pdf)
On rapid generation of SL2(Zq)
Jeremy Chapman and Adriano Marzullo (pdf)
Six proofs for an identity of the Lah numbers
Bai-Ni Guo and Feng Qi (pdf)
Enumeration rises according to parity in compositions
Walaa Asakly and Toufik Mansour (pdf)
Expository-research papers
Squaring and not squaring one or more planes
Frederick V. Henle and James M. Henle (pdf)
Issue 9, 2014
Sum of positions of records in random permutations: asymptotic analysis
Guy Louchard (pdf)
Enumerating graph depletions
Byron C. Jaeger and Thomas M. Lewis (pdf)
Counting pairs of words according to the number of common rises, levels, and descents
Toufik Mansour and Mark Shattuck (pdf)
On computational complexity of plan curve invariants
Fedor Duzhin and Biaoshuai Tao (pdf)
Recurrence and non-uniformity of bracket polynomials
Matthew C. H. Tointon (pdf)
The expected shape of random doubly alternating Baxter permutations
Theodore Dokos and Igor Pak (pdf)
Multiple isolation of nodes in recursive trees
Markus F. Kuba and Alois Panholzer (pdf)
Issue 8, 2013
A probabalistic interpretation of a sequence related to Narayana polynomials
Tewodros Amdeberhan, Victor H. Moll, and Christophe Vignat (pdf)
Generalization of a statistic on linear domino arrangements
Toufik Mansour and Mark Shattuck (pdf)
Some properties of cyclic flats of an infinite matroid
Hua Mao (pdf)
Lattice point counting and height bounds over number fields and quaternion algebras
Lenny Fukshansky and Glenn Henshaw (pdf)
Euler-Frobenius numbers and rounding
Svante Janson (pdf)
Ergodic-theoretic implementations of the Roth density-increment argument
Tim Austin (pdf)
Issue 7, 2012
Restricted arithmetic progressions over finite fields
Brian Cook and Ákos Magyar (pdf)
Asymptotic probability distribution of some permutation statistics for the wreath product
Chak-On Chow and Toufik Mansour (pdf)