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rhizomes/verifier: Faster polynomial evaluation on flp.Query - #1

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rhizomes/verifier: Faster polynomial evaluation on flp.Query#1
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@armfazh

@armfazh armfazh commented Sep 22, 2025

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Faster polynomial evaluation on flp.Query.

Polynomials are directly evaluated in the Lagrange basis. Uses the batched polynomial evaluation algorithm from the rhizomes paper.

Changes Test Vectors: No.

Notes:
This is a verbose version of a pull request to libprio-rs.
Changes are behind a feature flag to ease making comparisons.

Faster polynomial evaluation on flp.Query.
Polynomials are directly evaluated in the Lagrange basis.
Uses the batched algorithm from the rhizomes paper.
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