AddChar.complexBasis

(α : Type u_1) → [inst : AddCommGroup α] → [Finite α] → Module.Basis (AddChar α ℂ) ℂ (α → ℂ)

Complex-valued characters of a finite abelian group α form a basis of α → ℂ.

Defined in: Mathlib.Analysis.Fourier.FiniteAbelian.PontryaginDuality
Cited by: 4 results in Mathlib
Foundations: Depth 236 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes: AddCommGroup Finite

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