[cap-talk] Dan Bernstein's qmail security lessons paper
Jonathan S. Shapiro
shap at eros-os.com
Mon Dec 17 13:33:58 EST 2007
On Mon, 2007-12-17 at 12:51 -0500, Sandro Magi wrote:
> Modular arithmetic has the same semantics as native integers. So they
> are integers, from a certain point of view.
I believe you mean to be saying that conventional register-based
fixed-point arithmetic is defined w.r.t. a ring algebra. I agree.
This is precisely why fixed-point arithmetic is NOT integer arithmetic.
Integer arithmetic is defined over an infinite field.
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