--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/Provers/genelim.ML Thu Sep 16 12:20:38 1993 +0200
@@ -0,0 +1,18 @@
+(** Generalized elimination rules **)
+
+(*Generalized elimination for two conclusions*)
+val prems = goal pure_thy
+ "[| PROP U ==> PROP VA; \
+\ PROP U ==> PROP VB; \
+\ PROP U; \
+\ [| PROP VA; PROP VB |] ==> PROP W \
+\ |] ==> PROP W";
+by (REPEAT (resolve_tac prems 1));
+val general_elim2_rl = result();
+
+fun make_elim2 (rl1,rl2) = standard (rl2 COMP rl1 COMP general_elim2_rl);
+fun elim2_tac (rl1,rl2) = eresolve_tac [rl2 COMP rl1 COMP general_elim2_rl];
+
+
+(*For example, make_elim2(conjunct1,conjunct2)
+ yields conjunction elimination *)