[net.math] Trivial Proof Needed : A group theory problem

mkr@CS-Mordred (Mahesh K Rathi) (09/02/84)

    
     Given a group G and two subsets A and B with |A| + |B| > |G|,

  prove that G = AB


  Obviously the group is finite and | | denotes the cardinality of the
various sets involved.