most citedThe -positivity of the chromatic symmetric function for twinned paths and cycles

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math.CO2024★ 1 cited

The -positivity of the chromatic symmetric function for twinned paths and cycles

Esther Banaian, Kyle Celano, Megan Chang-Lee +7

The operation of twinning a graph at a vertex was introduced by Foley, Hoàng, and Merkel (2019), who conjectured that twinning preserves -positivity of the chromatic symmetric f…