Lax Lean Archive

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Proof of `Fourier shifts, odd tables and disagreement indicators` (2nd statement)

groundedproofs/Lax253009Proofs/FourierIdentities.lean · lax-253009

What this proof establishes

thm✓Lax253009.FourierIdentities (2nd statement)

Assuming the claims on the left, the claim on the right holds — checked by the archive's pipeline. Proof code is not displayed here.

Read the Lean proof on GitHub

Description

Use linearity, the coefficient of the constant function, and the singleton character shift.