David Reed
On Tue, 17 Nov 1998, Julio Gonzalez Cabillon wrote:
> On Tue, 17 Nov 1998, Samuel S. Kutler wrote:
>
> | After Proposition VII of book one, since it is a problem, Newton
> | writes Q.E.I. for that which was to have been found.
>
> Not always with that meaning! For instance, at the end of corollary I
> (Pt I, Bk I) of _Euclides ab omni naevo vindicatus_ ["Euclid vindicated
> from all blemish"], Gerolamo Saccheri closes his sentence with:
>
> "Quod erat intentum" [What was asserted].
>
> In certain translations of the same page, the expression "quod erat
> intentum" is abbreviated as Q.E.I.
>
> --JGC
>
>
>