Which Prologs lack if-then-else ?

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1 total messages Started by Michael Covington Thu, 07 Jan 1993 03:57

#2448

Author: Michael Covington
Date: Thu, 07 Jan 1993 03:57

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Which commercial Prologs nowadays lack the if-then-else (p -> q ; r)
construction?

Arity is the only one I know of.  I'm speaking of Prologs that are
otherwise very close to the Edinburgh or draft ISO language, not
renegades, of course.

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