SAP MAIN PROGRAM GLOSRY documentation, setup help and example usage

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Main Program
The first program of a program group . The first program ( executable program
, module pool , or function group ) that is loaded by a program call into an internal mode is the main program of the main program group . The program (function group or class pool ) - in which an additional program group is created when it is loaded - is the main program of the additional program group.
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