---------------------------------------------------------------------- PART_MATCH_A (Drule) ---------------------------------------------------------------------- PART_MATCH_A : (term -> term) -> thm -> term -> thm SYNOPSIS Instantiates a theorem by matching part of its conclusion to a term. DESCRIBE {PART_MATCH_A} behaves as {PART_MATCH} except that it permits instantiating variables which appear in the assumptions of the given theorem. SEEALSO Drule.PART_MATCH, Conv.REWR_CONV_A. ----------------------------------------------------------------------