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Brown's subdivided-edge invariance conjecture for graph Feynman periods
Brown's subdivided-edge invariance conjecture. This morphism factors through the quotient by the relation $G\sim G'$ whenever $G'$ is obtained from $G$ by subdividing an edge.
Conjectureopenfeynman-integrals graph-motives motivic-periodsarXiv posted 2 days ago

Brown's subdivided-edge invariance conjecture for graph Feynman periods