Journal of Combinatorics

Volume 7 (2016)

Number 4

Contents

On the longest common pattern contained in two or more random permutations

Michael Earnest, Anant Godbole, and Yevgeniy Rudoy

pp. 531-541

Primitive bound of a 2-structure

Abderrahim Boussaïri, Pierre Ille, and Robert E. Woodrow

pp. 543-594

Rainbow arithmetic progressions

Steve Butler, Craig Erickson, Leslie Hogben, Kirsten Hogenson, Lucas Kramer, Richard L. Kramer, Jephian Chin-Hung Lin, Ryan R. Martin, Derrick Stolee, Nathan Warnberg, and Michael Young

pp. 595-626

Lazy Cops and Robbers played on random graphs and graphs on surfaces

Deepak Bal, Anthony Bonato, William B. Kinnersley, and Paweł Prałat

pp. 627-642

Some remarkable new plethystic operators in the theory of Macdonald polynomials

Francois Bergeron, Adriano Garsia, Emily Sergel Leven, and Guoce Xin

pp. 671-714

A note on acyclic vertex-colorings

Jean-Sébastien Sereni and Jan Volec

pp. 725-737