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| Date: Mon, 24 Oct 2005 10:34:53 -0700 | From: Per Bothner <per@xxxxxxxxxxx> | | Aubrey Jaffer wrote: | > | > In an implementation which boxes flonums, NaNs aren't a single value; | > EQ? and EQV? are *not* guaranteed to return #t given two NaNs. | | eq? is not guaranteed to return #t given two equal flonums | eqv? *is* guaranteed to return #t given two equal flonums. | | NaNs should be the same: two NaNs that have the same bit-pattern | and size must compare as eqv? but not necessarily eq?. Thanks for the correction; it was my mistake.