added chain_monofun
authoroheimb
Thu, 31 May 2001 16:50:17 +0200
changeset 11341 100edbd42dba
parent 11340 34a9a9126c49
child 11342 442b9bc808a5
added chain_monofun
src/HOLCF/Cfun2.ML
--- a/src/HOLCF/Cfun2.ML	Thu May 31 16:50:16 2001 +0200
+++ b/src/HOLCF/Cfun2.ML	Thu May 31 16:50:17 2001 +0200
@@ -93,6 +93,13 @@
 bind_thm ("monofun_cfun_arg", monofun_Rep_CFun2 RS monofunE RS spec RS spec RS mp);
 (* ?x2 << ?x1 ==> ?fo5$?x2 << ?fo5$?x1                                      *)
 
+Goal "chain Y ==> chain (%i. f\\<cdot>(Y i))";
+br chainI 1;
+br monofun_cfun_arg 1;
+be chainE 1;
+qed "chain_monofun";
+
+
 (* ------------------------------------------------------------------------ *)
 (* monotonicity of Rep_CFun in both arguments in mixfix syntax [_]_             *)
 (* ------------------------------------------------------------------------ *)