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SNePSUL, the SNePS User Language, has
variables which are entirely distinct from
SNePS variable nodes. The value of a SNePSUL variable is always a set
of objects, nil if nothing else. A SNePSUL variable may be
given a value with the ? , # , or
$ macro commands, or with the =
infix command. The value of a SNePSUL variable is obtained by using
the * macro command. SNePSUL variables created and
maintained by SNePS are:
John Francis Santore
Fri May 14 11:18:57 EDT 1999