∫ Утверждение Mathlib
card_edgeFinset_of_isExtremal_free
Mathlib.Combinatorics.SimpleGraph.Extremal.Basic
URI: https://scilib.ai/kg/mathlib#SimpleGraph.card_edgeFinset_of_isExtremal_free
∫ Утверждение Mathlib
Mathlib.Combinatorics.SimpleGraph.Extremal.Basic
URI: https://scilib.ai/kg/mathlib#SimpleGraph.card_edgeFinset_of_isExtremal_free