∫ Утверждение Mathlib
eRk_insert_of_notMem_ground
Mathlib.Combinatorics.Matroid.Rank.ENat
URI: https://scilib.ai/kg/mathlib#Matroid.eRk_insert_of_notMem_ground
∫ Утверждение Mathlib
Mathlib.Combinatorics.Matroid.Rank.ENat
URI: https://scilib.ai/kg/mathlib#Matroid.eRk_insert_of_notMem_ground