pasta_curves-source/book/src/design/proving-system/inner-product.md

# Inner product argument

Halo 2 uses a polynomial commitment scheme for which we can create polynomial commitment
opening proofs, based around the Inner Product Argument.

> TODO: Explain Halo 2's variant of the IPA.
>
> It is very similar to $\text{PC}_\text{DL}.\text{Open}$ from Appendix A.2 of [BCMS20].
> See [this comparison](comparison.md#bcms20-appendix-a2) for details.
>
> [BCMS20]: https://eprint.iacr.org/2020/499
book: Add a placeholder page for explaining the IPA For now, it directs readers to the existing comparision page, which describes Halo 2's IPA relative to another work. 2021-02-11 19:41:00 +00:00			`# Inner product argument`

			`Halo 2 uses a polynomial commitment scheme for which we can create polynomial commitment`
			`opening proofs, based around the Inner Product Argument.`

			`> TODO: Explain Halo 2's variant of the IPA.`
			`>`
			`> It is very similar to $\text{PC}_\text{DL}.\text{Open}$ from Appendix A.2 of [BCMS20].`
book: Small changes from review Co-authored-by: Daira Hopwood <daira@jacaranda.org> 2021-02-12 14:43:35 +00:00			`> See [this comparison](comparison.md#bcms20-appendix-a2) for details.`
book: Add a placeholder page for explaining the IPA For now, it directs readers to the existing comparision page, which describes Halo 2's IPA relative to another work. 2021-02-11 19:41:00 +00:00			`>`
			`> [BCMS20]: https://eprint.iacr.org/2020/499`