AbayAsmerom, Ghidewon  Virginia Commonwealth University 
Spectral Features of Graphs Associated with the Geez Writing System 
Abreu, Marien  Universit`a degli Studi della Basilicata  
Adachi, Tomoko  Toho University 
Some construction of cluttered orderings for the complete bipartite graph 
Ahmad, Uzma  University of the Punjab, New Campus, Lahore, Pakistan 
On Automorphism Group Action and topological indices for Certain Families of Dendrimers 
Arangno, Deborah  LenoirRhyne University  
Bailey, Sean  Utah State University  
Barnett, Johnathan  Auburn University  
Bartha, Miklos  Memorial University of Newfoundland  
Beasley, LeRoy  Utah State University  
Benjamin, Arthur  Harvey Mudd College 
Tiling with Fibonomials, qbinomials, and Chebyshev polynomials 
Benjamin, Arthur  Harvey Mudd College  
Betten, Anton  Colorado State University  
Bickle, Allan  Grand Valley State University  
Birmajer, Daniel  Nazareth College of Rochester  
Blackburn, Simon  Royal Holloway University of London  
Blackburn, Simon  Royal Holloway University of London  
Bode, JensP  TU Braunschweig  
Bozeman, Chassidy  Iowa State University  
Brown, David  Utah State University  
Buelow, Zac  Marquette University  
Burns, Jonathan  University of South Florida  
Butler, Steve  Iowa State University  
Caliskan, Cafer  Kadir Has University, Istanbul  
Chan, Wai Hong  H.Y. Lau, The Hong Kong Institute of Education  
Cheng, Eddie  Oakland University 
Matching preclusion and conditional matching preclusion problems for the folded Petersen cube 
Chi, Henjin  Indiana State University  
Chia, Davin  Middlebury College  
Chopra, Dharam  Wichita State University 
Further Contributions to Factorial Designs of Resolution Ten and Balanced Arrays of Strength Nine 
Christman, Ananya  Middlebury College  
Churchill, Gregory  University of South Florida  
Conceicao, Ricardo  Gettysburg College  
Couch, PJ  Lamar University 
The Metamorphosis of 2fold Triple Systems into Maximum Packings of 2Kn with 
Cream, Megan  Spelman College  
Curran, Stephen  University of Pittsburgh at Johnstown  
Dankelmann, Peter  University of Johannesburg  
Davoudi, Anahita  University of Central Florida  
Driscoll, Keith  Clayton State University  
Droz, Daniel  Penn State University  
Dufour, Matthieu  University of Quebec at Montreal  
Durbin, Alexander  Michigan State University  
Dyer, Danny  Memorial University of Newfoundland  
Dymacek, Wayne  Washington and Lee University  
Early, Edward  Mathworks at Texas State University  
Effinger, Gove  Skidmore College 
The Polynomial Euclidean Algorithm and the Linear Equation AX + BY = gcd(A, B) 
Ellingham, Mark  Vanderbilt University  
Erickson, Lindsay  Augustana University  
Fallon, Joshua  Louisiana State University  
Faria, Luerbio  Universidade do Estado do Rio de Janeiro, Brasil  
Fenstermacher, Todd  Clemson University  
Fernando, Neranga  Northeastern University  
Ferrara, Michael  University of Colorado Denver  
Ferrero, Daniela  Texas State University  
Folts, Edward, III  California State University, San Bernardino  
Froncek, Dalibor  University of Minnesota, Duluth  
Fry, Andy  Colorado State University  
Fuller, Jessica  Emory University  
Gil, Juan  Penn State University, Altoona  
GomezCalderon, Javier  Penn State University  
Gould, Ronald  Emory University  
Grez, Armando  Iowa State University 
New Upper Bounds on the Distance Domination Numbers of Grids 
Grimaldi, Ralph  RoseHulman Institute of Technology  
Gronau, HansDietrich O.F.  University of Rostock, German  
Hammer, James  Cedar Crest College  
Harborth, Heiko  TU Brauschweig, Germany  
Haxell, Penny  University of Waterloo  
Haxell, Penny  University of Waterloo  
Haymaker, Katie  Villanova University 
Sums of subsets of GF(2r) and applications to the qary partial erasure channel 
He, Qijun  Clemson University  
Heissan, A. M.  Manhattenville College 
An extension of Beineke to the Prototype Representation P(3, 1) 
Heinig, Monika  Stevens Institute of Technology 
On Reliability Models Associated with the Edge Domination Number for Unicycles 
Heubach, Silvia  California State University, Los Angeles  
Heysse, Kristin  Iowa State University 
Cospectral Graphs for the Normalized Laplacian by “Toggling” 
Hogben, Leslie  Iowa State University  
Hogben, Leslie  Iowa State University 
Generalizations of the Strong Arnold Property and the Inverse Eigenvalue Problem of a Graph 
Holliday, Sarah  Kennesaw State University  
Hook, Jonelle  Mount St. Mary’s University  
Hossain, Gahangir  Texas A&M UniversityKingsville 
Cognitive Resource Allocation Graph (CRAG): A Graph Representation of Human Cognitive Resources 
Hosseini, Ehsanallah  Bharati Vidyapeeth University  
Hui, Alice M. W.  University of KwaZuluNatal  
Hurley, Michael  Florida Atlantic University  
Isaak, Garth  Lehigh University  
Isaak, Garth  Lehigh University  
Janwa, Heeralal  UPRCayey, UPRRio Piedras, Puerto Rico 
Some New Results on the Conjecture on APN Functions and Absolutely Irreducible Polynomials 
Johnson, Peter  Auburn University  
Joshi, Rucha  Westwood High School, Austin Texas 
Complexity of Finding Maximum Region Disjoint Paths in a Directed Graph 
Kahl, Nathan  Seton Hall University  
Katz, Daniel  California State University Northridge 
A New Generating Function for Counting Zeroes of Polynomials 
Kawasaki, Yuki  Yokohama National University 
Nflips and chromatic number in even triangulations on the projective plane 
Kawatani, Gen  Yokohama National University  
Kelley, Christine  University of Nebraska, Lincoln  
Kelm, J.  Oakland University  
Kemnitz, Arnfried  University of Braunschweig, Germany  
Kirkpatrick, Pamela  Lehigh University  
Kischnick, Sara  University of Applied Sciences Mittweida  
Knoll, Fiona  Clemson University  
Krizan, Christopher  Auburn University  
Kruk, Serge  Oakland University 
A Stock Analysis Turns LeastSquares Turns Maximum Cut of a Graph 
Labbate, Domenico  Universit`a degli Studi della Basilicata  
Laffey, Tom  University College Dublin, Ireland 
On the Structure of Nonnegative Matrices with a Given Spectrum 
Langley, Larry  University of the Pacific 
Mixed Unit Interval Graphs, 50% Tolerance Graphs, and Boolean Endpoints 
Larsen, Victor  Kennesaw State University  
Laskar, Renu  Clemson University  
Leach, David  The University of West Georgia  
Lefmann, Hanno  TU Chemnitz, Germany  
Leiss, Ernst  University of Houston 
Parallel Moves in Hanoi Games on Graphs: Every Parallel Hanoi Graph is a Sequential Hanoi Graph 
Lichter, Tamar  Queens College  CUNY  
Lidicky, Bernard  Iowa State University  
Lin, Jephian  Iowa State University 
Odd cycle zero forcing parameters and the minimum rank problem 
Lipman, Drew  Clemson University  
Lipman, Marc  Indiana UniversityPurdue University Fort Wayne  
Lorch, John  Ball State University  
Low, Richard  San Jose State University  
Lueder, Tanya  Louisiana Tech University 
A Characterization of Simple, K4 Free Near OuterPlanar Graphs 
Ma, Jianmin  Colorado State University 
The Distance Signatures of the Incidence Graphs of Affine Resolvable Designs 
Machuca, Joanna  California State University, San Bernardino  
Maity, Soumen  Indian Institute of Science Education and Research, Pune, India  
MartinezRivera, Xavier  Iowa State University  
Masuda, Ariana  New York City College of Technology  
Matsumoto, Naoki  Seikei University  
McAdams, Stacey  Louisiana Tech University  
McGinn, Donald  University of West Florida  
McGuire, Trevor  North Dakota State University  
Mendoza, Augustin  California State University, San Bernardino  
Merz, Sarah  The University of the Pacific  
Miranda, Lohans  Federal University of Piaui 
Permutations as solutions of linear Diophantine equations and magic squares 
Moghadam, Hosien  University of Wisconsin, Oshkosh  
Monfared, Keivan  University of Calgary 
Permanent ranks of matrices and generalized cycles of graphs 
Moss, Kevin  Iowa State University  
Mullen, Gary  Penn State University 
Some Open Problems Related to Finite Fields and Their Applications 
Nevo, Aori  Stevens Institute of Technology 
Vertex degree condition for a 1binding graph to contain a 1factor 
Novick, Beth  Clemson University  
O'Connell, Kelly  Vanderbilt University  
Opatrny, Jaroslav  Concordia University, Montreal  
Orozco, Edusmildo  University of Puerto Rico at Rio Piedras 
On the solution of J ^{x} _{α} = J ^{y} _{β} and reduced linear modular systems 
OrtizUbarri, Jose  University of Puerto Rico  
Pacheco, Natalia  Univesity of Puerto Rico, Rio Piedras 
Explicit Formulas for Monomial Involutions Over Finite Fields 
Perry, Katherine  Auburn University  
Pinciu, Val  Southern Connecticut State University  
Pohlmann, Brett  Californai State University, Maritime Academy  
Pralat, Pawel  Ryerson University  
Reid, Michael  University of Central Florida  
Roberts, Charles  Indiana State University  
Ross, Dennis  Michigan State University  
Rubio, Ivelisse  University of Puerto Rico, Rio Piedras  
Rucinski, Andrzej  Adam Mickiewicz University and Emory University 
Refined Turan numbers and Ramsey numbers for the loose 3uniform path of length three 
Ryan, Kathleen  DeSales University  
Saccoman, John  Seton Hall University 
A Spanning Tree Increasing Surgery for Proper Threshold Graphs 
Salaam, Lifoma 
Howard University 
NonCrossing Partitions in Binary, Ordered and Motzkin Trees 
Schiermeyer, Ingo 
Technische Universitat Bergakademie Freiberg, Germany 

Schluchter, Steven  George Mason University 
Prime Labelings of Generalized Petersen Graphs and Large Cubic Bipartite Graphs 
Schulte, Alex  Iowa State University 
Unitary AntiVan der Waerden Number of Arithmetic Progressions 
Schultz, Kristian  University Rostock  
Sears, Lewis  Washington and Lee University  
Shahrokhi, Farhad  University of North Texas  
Sharma, U.  Rochester High School  
Simmons, Gustavus  
Smith, Stephen  University of Memphis  
Snider, Lauren  McNeese State University 
Some Bicyclic Antiautomorphisms of Mendelsohn Triple Systems 
Soifer, Alexander  University of Colorado, Colorado Springs 
The Scholar and the State: From the Third Reich to Today in Fool’s Gold of Silence 
Stevens, Gary  Hartwick College  
Stromberg, Johanna  Vanderbilt University  
Suffel, Charles  Stevens Institute of Technology 
On Reliability Models Associated with the Edge Domination Number for Trees 
Szwarcfiter, Jayme Luiz  Federal University of Rio de Janeiro, Brazil  
Tanny, Stephen  University of Toronto 
NonMonotonic Solutions to Nested Recursions: A Combinatorial Approach 
TapiaRecillas, H.  Dpto. de Mathematicas, Univ. Autonoma MetropolitanaI, Mexico D.F. 
A secret sharing scheme based on the polynomial ring over a finite field 
Thomas, Brent  University of Colorado, Denver  
Tiner, Gary  Faulkner University 
On the ErdosSos Conjecture for graphs with diameter at most k + 2 
Traetta, Tommaso  Ryerson University  
Tzanakis, Georgios  Carleton University  
Vaidya, Sanju  Mercy College  
Valera, Leobardo  University of Texas, El Paso  
Vandell, Chip  Indiana University  Purdue University Fort Wayne 
Decycling Toeplitz Graphs, Some Subgraphs, and Generalized Petersen Graphs 
Villalpando, John  California Lutheran University 
Trees for Given Values of the Span, Caps and Icaps for L(2, 1)Colorings 
Vince, Andrew  University of Florida  
Voigt, Margit  University of Applied Sciences Dresden  
Wang, Qiang  Carleton University  
Wang, Shaohui  The University of Mississippi 
On the Ratio of Domination and Independent Domination Number 
Wehrung, Ben  Jacksonville University  
Wei, Ruizhong  Lakehead University 
Pandiagonal Multimagic Squares Based on Large Sets of Orthogonal Arrays 
Weiner, Michael  Penn State, Altoona 
From Dyck Paths Colored by Connected Matchings to Standard Young Tableau 
Wierman, John  John Hopkins University 
Rigorous bounds relating bond percolation thresholds of two threedimensional lattices 
Williams, Ryn  Colorado State University  
Yahyaei, Laleh  S. P. Pune University  
Yatauro, Robert  Penn StateBrandywine  
Yonekura, Shinichi  Yokohama National University  
Young, Derek  Iowa State University 
Lower Bounds for the Exponential Domination Number of Cm × Cn 
Yu, Gaoran  John Hopkins University 
Exact Enumeration of SelfAvoiding Walks on Nonvertextransitive Lattices 
Yu, Gexin  College of William and Mary  
Yu, Xingxing 
Georgia Institute of Technology 