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arxiv: 1602.02346 · v2 · pith:SPKTMKEOnew · submitted 2016-02-07 · 🧮 math.CO

Inverting the Rational Sweep Map

classification 🧮 math.CO
keywords sweepalgorithminvertingrationalsimpleworkco-primedyck
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We present a simple algorithm for inverting the sweep map on rational $(m,n)$-Dyck paths for a co-prime pair $(m,n)$ of positive integers. This work is inspired by Thomas-Williams work on the modular sweep map. A simple proof of the validity of our algorithm is included.

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