Arbitrary reference number assigned to the resulting variable (2 to NV (NUMVAR)). If this number is the same as for a previously defined variable, the previously defined variable will be overwritten with this result.

Reference number of the variable to be operated on.

Unused fields.

Thirty-two character name for identifying the variable on printouts and displays. Embedded blanks are compressed for output.

Unused fields.

Scaling factor (positive or negative) applied to variable (default to 1.0).