Average Graph Parameters II (CT13) 

Thursday June 15 
10:20  10:45  Ante Custic (Simon Fraser University), Algorithms for $2$median problems on trees with small number of leaves, ENG102 
10:50  11:15  Donovan Hare (Dept. of Math., University of British Columbia, Kelowna, BC), Tools for Constructing and Counting Odd Cycles in Graphs, ENG102 
11:20  11:45  Fadekemi Janet Osaye (University of Johannesburg, South Africa), Average eccentricity, kpackings and kdominations in graphs, ENG102 
11:50  12:15  Feiran Yang (University of Victoria), $k$Broadcast domination and $k$multipacking, ENG102 

Colourings, Homomorphisms and Forbidden Structures (CT16) 

Thursday June 15 
15:20  15:45  Ali Pazoki (Simon Fraser University), Irreflexive oriented trees with a min ordering, ENG101 
15:50  16:15  Jan Foniok (Manchester Metropolitan University), Pultr functors and chromatic numbers, ENG101 
16:20  16:45  Martina Mockovciakova (University of West Bohemia, Pilsen, Czech Republic), Star edgecoloring of subcubic graphs, ENG101 
17:50  18:15  Islem Ghaffor (University of Science and Technology of Oran), Counting Twin Primes, ENG101 

Computational Complexity (CT2) 

Monday June 12 
10:20  10:45  Bundit Laekhanukit (Weizmann Institute of Science), Geometric Representation of Graphs and Its Application to the Complexity of the Closest Pair Problem, ENG106 
10:50  11:15  Avery Miller (University of Manitoba), Thick CoverFree Sequences of Sets and the Circuit Size of Threshold Functions, ENG106 
11:20  11:45  Debajyoti Mondal (University of Waterloo), Contact Systems of Axisaligned Strings in 3D, ENG106 
11:50  12:15  David NarvÃ¡ez (Rochester Institute of Technology), Analysis of the Hardness of SAT Formulations for Ramseytype Problems, ENG106 
12:20  12:45  Danny Rorabaugh (Queen's University), Logical Axioms and Computational Complexity: A Correspondence, ENG106 

Computational Geometry (CT18) 

Thursday June 15 
16:20  16:45  Edward Lee (University of Waterloo), Recognizing Circle Graphs, ENG105 
16:50  17:15  Shikha Mahajan (University of Waterloo), A Faster Algorithm for Recognizing EdgeWeighted Interval Graphs, ENG105 
17:20  17:45  Jakub Sosnovec (University of Warwick), Squarability of Rectangle Arrangements, ENG105 

Densities and Graph Limits (CT7) 

Tuesday June 13 
15:20  15:45  Jacob Cooper (University of Warwick), Universality of finitely forcible graph limits, ENGLG05 
15:50  16:15  John Goldwasser (West Virginia University), Maximum density of a vertex configuration in the ncube, ENGLG05 
16:20  16:45  Anthony Harrison (Kent State University), Computing the lattice size of a lattice polygon with respect to the 2simplex, ENGLG05 
16:50  17:15  Ping Hu (University of Warwick), Tilings in Graphons, ENGLG05 
17:20  17:45  Yingjie Qian (McGill University), Asymptotic density of graphs excluding a disconnected minor, ENGLG05 

Design Theory (CT8) 

Wednesday June 14 
10:20  10:45  Iren Darijani (Memorial University of Newfoundland), The chromatic index of block intersection graphs of Steiner triple systems, ENG106 
10:50  11:15  Aras Erzurumluoglu (University of Ottawa), Hamiltonian Properties of 2BlockIntersection Graphs of Twofold Triple Systems, ENG106 
11:20  11:45  Kevin Halasz (Simon Fraser University), Coloring Cayley tables, ENG106 
11:50  12:15  Sara Herke (The University of Queensland), Parity of MOLS, ENG106 
12:20  12:45  Samuel Simon (Simon Fraser University), Nonexistence Results for Systems of Linked Designs, ENG106 

Games on Graphs (CT5) 

Monday June 12 
15:20  15:45  Flora Bowditch (University of Victoria), The Eternal Graph Colouring Game, ENGLG04 
15:50  16:15  SebastiÃ¡n GonzÃ¡lez Hermosillo de la Maza (Simon Fraser University), Cops and Robbers on SAW orientations of the toroidal grid., ENGLG04 
16:20  16:45  Jessica Enright (University of Stirling), Building a better mouse maze, ENGLG04 
16:50  17:15  Asiyeh Sanaei (Kwantlen Polytechnic University), Containing Robber's Damage, ENGLG04 
17:20  17:45  Mackenzie Wheeler (University of Victoria), Cops and Robbers on Infinite Graphs, ENGLG04 

Graph Colouring and Games (CT11) 
Org: Evan DeCorte (McGill) 

Wednesday June 14 
15:20  15:45  Evan DeCorte (McGill University), The hyperbolic HadwigerNelson problem, ENGLG04 
15:50  16:15  Ringi Kim (University of Waterloo), Coloring digraphs containing no cycles with two blocks., ENGLG04 
16:20  16:45  Robert Å Ã¡mal (Charles University), Approximating the Petersen coloring conjecture, ENGLG04 
16:50  17:15  Douglas B West (Zhejiang Normal University and University of Illinois), Online Sum Paintability: The SlowColoring Game, ENGLG04 
17:20  17:45  Wing Hong Tony Wong (Kutztown University of Pennsylvania), Graph coloring games and ``nimbers", ENGLG04 

Graph Polynomials II (CT17) 

Thursday June 15 
15:20  15:45  Lluis Vena Cros (University of Amsterdam), A Tutte polynomial for graphs embedded on surfaces, ENG106 
15:50  16:15  Hossein Teimoori Faal (Allameh Tabatabai University, Tehran, Iran), KellyType Subgraph Counting Identities and Clique Polynomials, ENG106 
16:20  16:45  Guus Regts (University of Amsterdam), Nonvanishing domains of the independence polynomial, ENG106 
16:50  17:15  Michael Yatauro (Penn State University), Probability Polynomials Associated with Edge Covers of a Graph, ENG106 

Graph Processes (CT14) 

Thursday June 15 
10:20  10:45  Abbas Mehrabian (University of California Berkeley), The push\&pull protocol for rumour spreading, ENG106 
10:50  11:15  Ryan Melvin (Wake Forest University), Unifying proximity and clustering on networks, ENG106 
11:20  11:45  Jane Wodlinger (University of Victoria), Minimum $k$conversion sets in $(k+1)$regular graphs, ENG106 
11:50  12:15  Alessandra Graf (University of Waterloo), Percolation on random directed graphs, ENG106 

Graph Theory (CT9) 

Wednesday June 14 
10:20  10:45  G. Bullington (University of WisconsinOshkosh USA), $\{1,4\}$leaper tours on a rectangular chessboard, ENGLG04 
10:50  11:15  Adam Dyck (Simon Fraser University), The Structure of Gamma Graphs, ENGLG04 
11:20  11:45  Rosalind Hoyte (Monash University), Decomposing $\lambda K_v$ into stars, ENGLG04 
11:50  12:15  MÃ¡ria MacekovÃ¡ (P. J. Å afÃ¡rik University in KoÅ¡ice), Optimal unavoidable sets of types of 3paths for plane graphs with minimum degree 2, ENGLG04 
12:20  12:45  Laura Teshima (University of Victoria), Variations on the $\gamma$graph, ENGLG04 

Graph Theory: Chemical and Biological Applications (CT3) 

Monday June 12 
10:20  10:45  Jennifer Edmond (Syracuse University), Chain Configurations of 4Clusters in Fullerenes, ENGLG04 
10:50  11:15  Elizabeth Hartung (Massachusetts College of Liberal Arts), Pairwise incompatibility of predictors of stability for graphene patches, ENGLG04 
11:20  11:45  Hamideh Hosseinzadeh (Breast Cancer Institute), Network Alignment, ENGLG04 
11:50  12:15  Pratibha (Indian Institute of Technology Roorkee, India), Two dimensional model of pulsatile flow of dusty fluid in pulmonary region, ENGLG04 
12:20  12:45  Kris Vasudevan (University of Calgary), Brain network structure and dynamics: Mathematical modelling of epileptic seizures, ENGLG04 

Graphs and Data (CT6) 

Monday June 12 
15:20  15:45  Richard William Ramsay Darling (National Security Agency, U.S.A.), The Combinatorial Data Fusion Problem, ENGLG05 
15:50  16:15  Kamal Gupta (Indian Institute of Technology Roorkee, India), Fractal Modelling of Earthquake Sequence Information using Iterative Function Systems, ENGLG05 
16:20  16:45  Xiteng Liu (Advanced Micro Devices, Inc), Essential Data Elements, ENGLG05 
16:50  17:15  Rebecca Kotsonis (Wake Forest University), A New Look at Clustering Coefficients with Generalization to Weighted and MultiFaction Networks, ENGLG05 
17:20  17:45  Rucha Joshi (Westwood High School), Method and Complexity of Finding Spatially Correlated Fault Zones in Dynamic 3D Networks, ENGLG05 

Graphs and Degree Constraints (CT15) 

Thursday June 15 
10:20  10:45  Shonda Gosselin (University of Winnipeg), The metric dimension of circulants and their Cartesian products, ENGLG02 
10:50  11:15  Farzaneh Piri (University of Victoria), Perfect 2coloring of kregular graphs, ENGLG02 
11:20  11:45  MEHDI AAGHABALI (The University of Edinburgh), Upper bounds on the number of perfect matchings and directed 2factors in graphs with given number of vertices and edges, ENGLG02 
11:50  12:15  Deepak Bal (Montclair State University), Analysis of the 2Greedy Algorithm on Random Graphs with Fixed Degree Sequence, ENGLG02 
12:20  12:45  David Burstein (Swarthmore College), Tools for constructing graphs with fixed degree sequences, ENGLG02 

Hypergraphs (CT1) 

Monday June 12 
9:00  9:25  Amin Bahmanian (Illinois State University), On The Existence of Generalized Designs, ENGLG02 
9:30  9:55  Andrzej Czygrinow (Arizona State University), Tight minimum degree condition for tiling a 3graph with loose cycles, ENGLG02 
10:00  10:25  Tait Michael (Carnegie Mellon University), Hypergraph Turan problems, ENGLG02 
11:00  11:25  Richard Anstee (UBC Vancouver), Forbidden Berge hypergraphs, ENGLG02 

Matroids, Minors and Immersions (CT10) 

Wednesday June 14 
10:20  10:45  Rutger Campbell (University of Waterloo), On excluded minors for real representability, ENGLG05 
10:50  11:15  Stefan Hannie (Simon Fraser University), Immersion of 2regular digraphs, ENGLG05 
11:20  11:45  Anna Lubiw (University of Waterloo), Reconfiguring Ordered Bases of a Matroid, ENGLG05 
11:50  12:15  Mahdieh Malekian (SFU), Splitter Theorems for Graph Immersions, ENGLG05 
12:20  12:45  Ran Ziv (TelHai College), Fair Representation in the Intersection of Two Matroids, ENGLG05 

Optimization (CT4) 

Monday June 12 
10:20  10:45  george manoussakis (UniversitÃ© Paris Saclay), Minkowski Sums : Diameters and Holes, ENGLG05 
10:50  11:15  Mustapha Aouchiche (GERAD and HEC MontrÃ©al), On (distance) Laplacian energy and (distance) signless Laplacian energy of graphs, ENGLG05 
11:20  11:45  Yu Hin (Gary) Au (Milwaukee School of Engineering), On Strong LiftandProject Operators versus Chipped and Cropped Hypercubes, ENGLG05 
11:50  12:15  AhmedSaher AziziSultan (Taibah University, MadinahMunawara, Saudi Arabia), The First Logmatic SAT Solver, ENGLG05 
12:20  12:45  Stephen Gismondi (University of Guelph), Novel Use of Matching That Sometimes Detects Infeasible IPs, ENGLG05 

Social and Strategic Networks (CT12) 

Wednesday June 14 
15:20  15:45  Babak Farzad (Brock University), Strategic formation of hierarchical networks, ENGLG05 
15:50  16:15  Hongyi Jiang (Wake Forest University), A new look at the friendship paradox  weighted and directed networks, connectivity and activity, ENGLG05 
16:20  16:45  Brendan LidralPorter (Wake Forest University), Digraphs and choice functions, ENGLG05 
16:50  17:15  Mahsa Daneshmand (Brock University), Recommending perishable items, ENGLG05 