ISCOMBINER

Test whether the argument is a combiner mapping

    OK = ISCOMBINER(W)
    ISCOMBINER(W)

Input
W	Mapping

Output
OK	1/0 indicating if the mapping type of W is COMBINER

Description

If called without an output argument, ISCOMBINER generates an error  if the mapping type of W is not a COMBINER.

See HELP MAPPINGS for an explanation of 'COMBINER'.