Antoine Abram

activity

20202026

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Showing 2023Show all

2 papers · 1 filter

math.CO2023

Block-counting sequences are not purely morphic

Antoine Abram, Yining Hu, Shuo Li

Let $m$ be a positive integer larger than $1$ , let $w$ be a finite word over ${0, 1, ..., m - 1}$ and let $a_{m; w} (n)$ be the number of occurrences of the word $w$ in the $…

math.CO2023

On a Lemma of Schensted

Antoine Abram, Christophe Reutenauer

We give a direct proof of Schensted's lemma asserting that row and column insertion in a tableau commute.