### Submissions from 2022

The Probability Mass Function of the Kaplan-Meier Product-Limit Estimator, Yuxin Qin, Heather Sasinowska, and Lawrence Leemis

### Submissions from 2018

EFFECT OF ROTATIONAL GRAZING ON PLANT AND ANIMAL PRODUCTION, Mayee Chen and Junping Shi

Introduction to "Probability", Lawrence Leemis

Estimation and inference in spatially varying coefficient models, Jingru Mu, Guannan Wang, and Li Wang

Effects of Adaptation on Discrimination of Whisker Deflection Velocity and Angular Direction in a Model of the Barrel Cortex, Mainak J. Patel

A Factorization Result for Classical and Similitude Groups, Alan Roche and Ryan Vinroot

### Submissions from 2017

Network cohesion, Tiago V. V. Cavalcanti, Chryssi Giannitsarou, and Charles R. Johnson

EFFECT OF HARVESTING QUOTA AND PROTECTION ZONE IN A REACTION-DIFFUSION MODEL ARISING FROM FISHERY MANAGEMENT, Renhao Cui, Haomiao Li, Linfeng Mei, and Junping Shi

The classification of edges and the change in multiplicity of an eigenvalue of a real symmetric matrix resulting from the change in an edge value, Kenji Toyonaga and Charles R. Johnson

INTERACTION BETWEEN WATER AND PLANTS: RICH DYNAMICS IN A SIMPLE MODEL, Xiaoli Wang, Junping Shi, and Guohong Zhang

GLOBAL EXISTENCE OF SOLUTIONS TO AN ATTRACTION-REPULSION CHEMOTAXIS MODEL WITH GROWTH, Sainan Wu, Junping Shi, and Boying Wu

A note on chromatic number and induced odd cycles, Baogang Xu, Gexin Yu, and Xiaoya Zha

### Submissions from 2016

Exact multiplicity of positive solutions for a p-Laplacian equation with positive convex nonlinearity, Yulian An, Chan-Gyun Kim, and Junping Shi

Questions, conjectures, and data about multiplicity lists for trees, Shannon P. Buckley, Joseph G. Corliss, Charles R. Johnson, Cristina Arauz Lombardia, and Carlos M. Saiago

Quantifying the coherence of pure quantum states, Jianxin Chen, Shane Grogan, Nathaniel Johnston, Chi-Kwong Li, and Sarah Plosker

Global error analysis and inertial manifold reduction, Yu-Min Chung, Andrew Steyer, Michael Tubbs, Erik S. Van Vleck, and Mihir Vedantam

Preservers of unitary similarity functions on Lie products of matrices, Jianlian Cui, Chi-Kwong Li, and Yiu-Tung Poon

Quantitative results on continuity of the spectral factorization mapping in the scalar case, Lasha Ephremidze, Eugene Shargorodsky, and Ilya Spitkovsky

Extremal permutations in routing cycles, Junhua He, Louis A. Valentin, Xiaoyan Yin, and Gexin Yu

Inverse spectral problems for collections of leading principal submatrices of tridiagonal matrices, Vijay Higgins and Charles Johnson

Ranks of permutative matrices, Xiaonan Hu, Charles R. Johnson, Caroline E. Davis, and Yimeng Zhang

Ranks of permutative matrices, Xiaonan Hu, Charles R. Johnson, Caroline E. Davis, and Yimeng Zhang

The Dual Central Subspaces in dimension reduction, Ross Iaci, Xiangrong Yin, and Lixing Zhu

ON THE EXISTENCE AND UNIQUENESS OF A LIMIT CYCLE FOR A LIENARD SYSTEM WITH A DISCONTINUITY LINE, Fangfang Jiang, Junping Shi, Qing-guo Wang, and Jitao Sun

Optimal Gersgorin-Style Estimation Of The Largest Singular Value, Ii, Ch. R. Johnson, J. M. Pena, and T. Szulc

Modeling Heterogeneity in Direct Infectious Disease Transmission in a Compartmental Model, Lingcai Kong, Jinfeng Wang, Lingcai Kong, and Zhidong Cao

Strong chromatic index of subcubic planar multigraphs, A. V. Kostochka, M. Santana, X. Li, and G. Yu

Product of two positive contractions, Chi-Kwong Li, Diane Christine Pelejo, Diane Christine Pelejo, and Kuo-Zhong Wang

MINKOWSKI PRODUCT OF CONVEX SETS AND PRODUCT NUMERICAL RANGE, Chi-Kwong Li, Diane Christine Pelejo, Yiu-Tung Poon, and Kuo-Zhong Wang

Factoring a Quadratic Operator as a Product of Two Positive Contractions, Chi-Kwong Li and Ming-Cheng Tsai

A Markovian Entropy Measure for the Analysis of Calcium Activity Time Series, John P. Marken, Andrew D. Halleran, Atiqur Rahman, Laura Odorizzi, Michael C. LeFew, Caroline A. Golino, Peter Kemper, and Margaret S. Saha

Sufficient conditions to be exceptional, Robert B. Reams and Charles R. Johnson

On planar Sobolev L-p(m)-extension domains, Pavel Shvartsman and Nahum Zobin

PRE-IMAGES OF EXTREME POINTS OF THE NUMERICAL RANGE, AND APPLICATIONS, Ilya M. Spitkovsky and Stephan Weis

Locally 3-arc-transitive regular covers of complete bipartite graphs, Eric Swartz

Perturbing eigenvalues of nonnegative matrices, Xuefeng Wang, Chi-Kwong Li, and Yiu-Tung Poon

Global existence of solutions and uniform persistence of a diffusive predator-prey model with prey-taxis, Sainan Wu, Boying Wu, and Junping Shi

### Submissions from 2015

Discontinuity of maximum entropy inference and quantum phase transitions, Jianxin Chen, Zhengfeng Ji, Nengkun Yu, and Chi-Kwong Li

Line Segments on the Boundary of the Numerical Ranges of Some Tridiagonal Matrices, Ilya M. Spitkovsky, Ilya M. Spitkovsky, and Claire Marie Thomas

Traveling Waves of a Mutualistic Model of Mistletoes and Birds, Chuncheng Wang, Chuncheng Wang, Rongsong Liu, and Junping Shi

### Submissions from 2014

Pre-images of Boundary Points of the Numerical Range, Timothy Leake, Brian Lins, and Ilya M. Spitkovsky

Preface, Chi-Kwong Li, Yiu-Tung Poon, and Ngai-Ching Wong

Existence of positive solutions to Kirchhoff type problems with zero mass, Yuhua Li, Fuyi Li, Junping Shi, and Junping Shi

Precision measurements of g(1) of the proton and of the deuteron with 6 GeV electrons, Y. Prok, K. P. Adhikari, D. Adikaram, P. Bosted, R. Fersch, K. A. Griffioen, S. Jawalkar, and B. Zhao

Symbolic ARMA Model Analysis, Keith H. Webb and Lawrence Leemis

Hermitian Octonion Matrices and Numerical Ranges, Dept Math William & Mary

Multiple Solutions for a P-Laplacian System with Nonlinear Boundary Conditions, Jun Zhou and Chan-Gyun Kim

Positive Steady State Solutions of a Diffusive Leslie-Gower Predator-Prey Model with Holling Type II Functional Response and Cross-Diffusion, Jun Zhou, Chan-Gyun Kim, and Junping Shi

### Submissions from 2013

Choban operators in generalized ordered spaces, Harold Bennett, Dennis Burke, and David Lutzer

Volitional pursed lips breathing in patients with stable chronic obstructive pulmonary disease improves exercise capacity, Surya P. Bhatt, T. K. Luqman-Arafath, Anant Mohan, and Tanujit Dey

Nonpositive eigenvalues of the adjacency matrix and lower bounds for Laplacian eigenvalues, Zachary B. Charles, Miriam Farber, Charles R. Johnson, and Lee Kennedy-Shaffer

The Effect of Delay on a Diffusive Predator-Prey System with Holling Type-Ii Predator Functional Response, Shanshan Chen, Junjie Wei, and Junping Shi

The product field of values, Daniel Corey, Charles R. Johnson, Ilya Spitkovsky, Ryan Kirk, and Brian Lins

The relation between the diagonal entries and the eigenvalues of a symmetric matrix, based upon the sign pattern of its off-diagonal entries, Miriam Farber, Zachary B. Charles, Charles R. Johnson, and Lee Kennedy-Shaffer

Eigenvalue Pairing in the Response Matrix for a Class of Network Models with Circular Symmetry, Miriam Farber, Charles R. Johnson, and Wei Zhen

Feasibility and Promise of a Remote-Delivered Preconception Motivational Interviewing Intervention to Reduce Risk for Alcohol-Exposed Pregnancy, Leah Farrell-Carnahan, Jennifer Hettema, Justin Jackson, and Justin Jackson

A geometric characterization of invertible quantum measurement maps, Kan He, Jin-Chuan Hou, and Chi-Kwong Li

Robust multivariate association and dimension reduction using density divergences, Ross Iaci and T. N. Sriram

The implicit construction of multiplicity lists for classes of trees and verification of some conjectures, Charles R. Johnson, Jonathan Nuckols, and Calum Spicer

Asymmetric TP and TN completion problems, Charles R. Johnson and Zhen Wei

Connectivities for k-knitted graphs and for minimal counterexamples to Hadwiger's Conjecture, Ken-ichi Kawarabayashi, Ken-ichi Kawarabayashi, and Gexin Yu

Linear preservers of tensor product of unitary orbits, and product numerical range, Chi-Kwong Li, Yiu-Tung Poon, and Nung-Sing Sze

A Double Saddle-Node Bifurcation Theorem, Ping Liu, Yuwen Wang, and Junping Shi

Bifurcation from a degenerate simple eigenvalue, Ping Liu, Yuwen Wang, and Junping Shi

Jordan Forms of Real and Complex Matrices Under Rank One Perturbations, Christian Mehl, Volker Mehrmann, Andre C. M. Ran, and Leiba Rodman

A matricial proof of the symmetric exchange axiom for eigenvalues of principal submatrices of a complex Hermitian matrix, Helena Smigoc and Charles R. Johnson

Nonexistence of Periodic Orbits for Predator-Prey System with Strong Allee Effect in Prey Populations, Jinfeng Wang, Junping Shi, and Junjie Wei

Lytic cycle: A defining process in oncolytic virotherapy, Yujie Wang, Junjie Wei, Jianjun Paul Tian, and Yujie Wang

### Submissions from 2012

Supercharacters, symmetric functions in noncommuting variables, and related Hopf algebras, Carolina Benedetti, Nantel Bergeron, Zhi Chen, and C. Ryan Vinroot

Using machine learning to predict catastrophes in dynamical systems, Jesse Berwald, Tomas Gedeon, and John Sheppard

Group inversion in certain finite-dimensional algebras generated by two idempotents, A. Boettcher and I. M. Spitkovsky

The Nevanlinna-Pick problem on the closed unit disk: Minimal norm rational solutions of low degree, Vladimir Bolotnikov and Stephen P. Cameron

Global stability in a diffusive Holling-Tanner predator-prey model, Shanshan Chen, Junping Shi, Shanshan Chen, and Junping Shi

Properties and preservers of the pseudospectrum, Virginia Forstall, Chi-Kwong Li, Vincent Yannello, and Jianlian Cui

On the number of partition weights with Kostka multiplicity one, Zachary Gates, Brian Goldman, and C. Ryan Vinroot

The Possible Shapes of Numerical Ranges, J. William Helton and I. M. Spitkovsky

Every invertible matrix is diagonally equivalent to a matrix with distinct eigenvalues, Zejun Huang, Nung-Sing Sze, Chi-Kwong Li, and Man-Duen Choi

Global Continuum and Multiple Positive Solutions to a P-Laplacian Boundary-Value Problem, Chan-Gyun Kim, Junping Shi, and Junping Shi

Arithmetic, Lawrence Leemis

Univariate Probability Distributions, Lawrence Leemis, Daniel J. Luckett, Austin Powell, and Peter J. Vermeer

Preservers of Matrix Pairs with a Fixed Inner Product Value, Chi-Kwong Li, Lucijan Plevnik, and Peter Semrl

Pattern Formation of the Attraction-Repulsion Keller-Segel System, Ping Liu, Junping Shi, and Zhi-An Wang

Existence of a positive solution to Kirchhoff type problems without compactness conditions, Yuhua Li, Fuyi Li, Junping Shi, and Junping Shi

An extremal problem on group connectivity of graphs, Rong Luo, Rong Luo, Rui Xu, and Gexin Yu

The Big Bush machine, David Lutzer, Harold Bennett, and Dennis Burke

Perturbation theory of selfadjoint matrices and sign characteristics under generic structured rank one perturbations, Christian Mehl, Volker Mehrmann, Andre C. M. Ran, and Leiba Rodman

Totally positive shapes and TPk-completable patterns, S. Nasserasr, D. Hoff, and C. R. Johnson

Submatrix monotonicity of the Perron root, M. Pisonero, C. R. Johnson, and C. Marijuan

Smoothness of generalized inverses, Leiba Rodman and Juergen Leiterer

Compressions of linearly independent selfadjoint operators, Leiba Rodman and Ilya M. Spitkovsky

Minimizing the least eigenvalue of graphs with fixed order and size, Aneta Sawikowska and Charles R. Johnson

Stability and Hopf bifurcation in a diffusive logistic population model with nonlocal delay effect, Junping Shi and Shanshan Chen

Steady states and dynamics of an autocatalytic chemical reaction model with decay, Junping Shi, Yuhua Zhao, Yuwen Wang, and Junping Shi

Numerical ranges of Toeplitz operators with matrix symbols, Ilya M. Spitkovsky and Natalia Bebiano

Semisimple symplectic characters of finite unitary groups, Bhama Srinivasan and C. Ryan Vinroot

An enumeration of flags in finite vector spaces, Ryan C. Vinroot

Equitable defective coloring of sparse planar graphs, Lee Williams, Gexin Yu, and Jennifer Vandenbussche

### Submissions from 2011

Interpolation in DE Branges-Rovnyak Spaces, Joseph A. Ball, Vladimir Bolotnikov, and Sanne Ter Horst

Managing magnetic resonance imaging machines: support tools for scheduling and planning, Adam P. Carpenter, Lawrence Leemis, Alan .S. Papir, David J. Phillips, and Grace S. Phillips

On singular integral operators with semi-almost periodic coefficients on variable Lebesgue spaces, Alexei Yu Karlovich and Ilya M. Spitkovsky