Finsupp.add_sub_single_one

∀ {ι : Type u_1} {a : ι} {u u' : ι →₀ ℕ}, u' a ≠ 0 → u + (u' - fun₀ | a => 1) = u + u' - fun₀ | a => 1

Defined in: Mathlib.Data.Finsupp.Order
Cited by: 0 results in Mathlib
Foundations: Depth 71 from the axioms · uses propext, Classical.choice, Quot.sound

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