Equivalence classes of ballot paths modulo strings of length 2 and 3

Kostas Manes, Aristidis Sapounakis, Ioannis Tasoulas, Panagiotis Tsikouras. Equivalence classes of ballot paths modulo strings of length 2 and 3. Discrete Mathematics, 339(10):2557-2572, 2016. [doi]

Abstract

Abstract is missing.