Sign (MPI)
From Tapestries MUCK
(Difference between revisions)
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- | [[Category:MPI functions]] | + | [[Category:MPI functions]][[Category:MPI Math Functions]] |
=sign= | =sign= | ||
<mpi>{sign:expr}</mpi> | <mpi>{sign:expr}</mpi> |
Revision as of 00:37, 31 March 2007
sign
{sign:expr}
Returns -1 if expr is negative.
Returns 1 if expr is positive.
If expr is 0, then it returns 0.