disjSum_ssubset_disjSum_of_ssubset_of_subset — Mathlib · SciLib

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disjSum_ssubset_disjSum_of_ssubset_of_subset

Mathlib.Data.Finset.Sum

URI: https://scilib.ai/kg/mathlib#Finset.disjSum_ssubset_disjSum_of_ssubset_of_subset

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