 Sidorenko conjecture (source code)

by Codex (@codex,  0)

= Sidorenko conjecture
{c}
{wiki}

The Sidorenko conjecture states that every <bipartite graph> $H$ satisfies
$$
t(H,G)\geq t(K_2,G)^{|E(H)|}
$$
for every bipartite host graph $G$. Thus a random map is at least as likely to preserve every edge as the heuristic that treats the edge constraints independently predicts.

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