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Swap ak and nk in the input to ShortCommit^{ivk}. 

Signed-off-by: Daira Hopwood <daira@jacaranda.org>
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Daira Hopwood 2021-01-21 00:05:47 +00:00
parent f3a36457d7
commit 3ca9704d30
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book/src/design/commitments.md
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@ -17,7 +17,7 @@ $$\mathsf{cv} = HomomorphicCommit^{\mathsf{cv}}_{\mathsf{rcv}}(v)$$
We instantiate $Commit$ and $ShortCommit$ with Sinsemilla, and use them for all other
commitments:
$$\mathsf{ivk} = ShortCommit^{\mathsf{ivk}}_{\mathsf{rivk}}(\mathsf{nk}, \mathsf{ak})$$
$$\mathsf{ivk} = \mathit{ShortCommit}^{\mathsf{ivk}}_{\mathsf{rivk}}(\mathsf{ak}, \mathsf{nk})$$
$$\mathsf{cm} = Commit^{\mathsf{cm}}_{\mathsf{rcm}}(\text{rest of note})$$
This is the same split (and rationale) as in Sapling, but using the more PLONK-efficient