[curves] The great debate over point formats

Robert Ransom rransom.8774 at gmail.com
Wed Jan 29 18:13:44 PST 2014

On 1/29/14, Robert Ransom <rransom.8774 at gmail.com> wrote:

> I would prefer the isomorphism Ed(1, d) -> Mont(*, 4/d - 2), since the
> conversion is both conceptually and technically simpler and there is
> no performance cost to using that Montgomery curve in Montgomery form.

Oops.  The isomorphism is Ed(1, d) -> Mont(*, 4/(1-d) - 2).

Robert Ransom

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