Source-pinned research

Research proof index

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Project-declaredLean 4.31.0

Mul mem of mem to Fft Domain of mem

Domain.CosetFftDomainClass.mul_mem_of_mem_toFftDomain_of_mem

Plain-language statement

Multiplying an element of the normalized FFT domain by an element of the original coset domain gives another element of the original coset domain.

cryptographyproof systemscoding theory

Source project: ArkLib

Person-level attribution pending.

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Project-declaredLean 4.31.0

To Finset image to Fft Domain eq to Finset

Domain.CosetFftDomainClass.toFinset_image_toFftDomain_eq_toFinset

Plain-language statement

Scaling the normalized FFT-domain image by ω 0 recovers the original coset FFT-domain image.

cryptographyproof systemscoding theory

Source project: ArkLib

Person-level attribution pending.

View proof record