Ida Kantor

activity

20112022

most citedOn the growth of the Möbius function of permutations

4 citations · 6 across the 6 of their papers we have counts for

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Showing 2022Show all

2 papers · 1 filter

math.MG2022

Metric spaces in which many triangles are degenerate

Vašek Chvátal, Ida Kantor

Richmond and Richmond (Amer. Math. Monthly 104 (1997), 713--719) proved the following theorem: If, in a metric space with at least five points, all triangles are degenerate, then t…

math.CO2022

Metric hypergraphs and metric-line equivalences

Vašek Chvátal, Ida Kantor

In a metric space $M = (X, d)$ , we say that $v$ is between $u$ and $w$ if $d (u, w) = d (u, v) + d (v, w)$ . Taking all triples ${u, v, w}$ such that $v$ is between $u$ and $w$ , one can associat…