CALC Evaluates an expression. The expression to be evaluated.
Expressions can yeild integer, string, or boolean results.
Compound logical expressions can be formed using the AND, NOT, XOR, and OR logical operators, optionally nested within parentheses. Or, you may enter an individual function name for more specific information. Or, you may enter an individual variable name for more specific information. This command is available in a session, job, program, or in break.