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Theorems · Theorem · commutative algebra

MvPowerSeries.WithPiTopology.summable_pow_of_constantCoeff_eq_zero

∀ {σ : Type u_1} {R : Type u_2} [inst : TopologicalSpace R] [inst_1 : Semiring R] {f : MvPowerSeries σ R},
  MvPowerSeries.constantCoeff f = 0 → Summable fun x => f ^ x

The geometric series converges if the constant term is zero.

Defined in
Mathlib.RingTheory.MvPowerSeries.PiTopology
Cited by
3 results in Mathlib
Foundations
Depth 96 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
TopologicalSpaceSemiring

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