Aaron.Sloman.XX@cs.bham.ac.uk (Aaron Sloman See text for reply address) writes:
> Some versions of prolog allow "|" as an alterantive to ";" for
> disjunction. In Poplog prolog, code written like that causes
> compile time (syntax) error.
In most Prologs, '|' is not a valid component of operator names (it is only
used as a separator in lists). Unless you can modify the parser, you may be
out of luck.
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