HasProd.nat_mul_neg_add_one

∀ {M : Type u_1} [inst : CommMonoid M] [inst_1 : TopologicalSpace M] {m : M} {f : ℤ → M},
  HasProd f m → HasProd (fun n => f ↑n * f (-(↑n + 1))) m

Defined in: Mathlib.Topology.Algebra.InfiniteSum.NatInt
Cited by: 2 results in Mathlib
Foundations: Depth 77 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes: CommMonoid TopologicalSpace

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