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   - Special Variables   
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         - M   
         - MA   
         - MQ, MR, MW   
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  • Special variables common to all primitives:
    M Pointer to the current Midas context.
    MA Pointer to the set of command-line Args.
    MQ Pointer to the MessageQueue.
    MR Pointer to the Results table.
    MW Pointer to the graphical MWindow (graphical primitives only).
Java Experts Take Note:
These variables are capitalized since they are intended to be treated as final by the primitive writer.

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