50 citations · 148 across the 32 of their papers we have counts for
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math.CO2020
From Hertzsprung's problem to pattern-rewriting systems
Anders Claesson
Drawing on a problem posed by Hertzsprung in 1887, we say that a given permutation contains the Hertzsprung pattern if there is factor $π(d+…
math.CO2020
Sorting with pattern-avoiding stacks: the -machine
Giulio Cerbai, Anders Claesson, Luca Ferrari +1
This paper continues the analysis of the pattern-avoiding sorting machines recently introduced by Cerbai, Claesson and Ferrari [CCF]. These devices consist of two stacks, through w…
math.CO2020
Transport of patterns by Burge transpose
Giulio Cerbai, Anders Claesson
We take the first steps in developing a theory of transport of patterns from Fishburn permutations to (modified) ascent sequences. Given a set of pattern avoiding Fishburn permutat…