Mark Dickinson wrote: > On Feb 15, 2:35 pm, Steve Holden <[EMAIL PROTECTED]> wrote: >> There are an uncountable number of infinities, all different. > > If you're talking about infinite cardinals or ordinals in set theory, > then yes. But that hardly seems relevant to using floating-point as a > model for the doubly extended real line, which has exactly two > infinities. > True enough, but aren't they of indeterminate magnitude? Since infinity == infinity + delta for any delta, comparison for equality seems a little specious.
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