--- a/src/FOLP/FOLP.thy Fri Jan 04 21:49:06 2019 +0100
+++ b/src/FOLP/FOLP.thy Fri Jan 04 23:22:53 2019 +0100
@@ -56,8 +56,8 @@
and r2: "!!y. y:Q ==> g(y):R"
shows "?p : R"
apply (rule excluded_middle [THEN disjE])
- apply (tactic \<open>DEPTH_SOLVE (assume_tac @{context} 1 ORELSE
- resolve_tac @{context} [@{thm r1}, @{thm r2}, @{thm major} RS @{thm mp}] 1)\<close>)
+ apply (tactic \<open>DEPTH_SOLVE (assume_tac \<^context> 1 ORELSE
+ resolve_tac \<^context> [@{thm r1}, @{thm r2}, @{thm major} RS @{thm mp}] 1)\<close>)
done
(*Double negation law*)
@@ -80,10 +80,10 @@
apply (insert major)
apply (unfold iff_def)
apply (rule conjE)
- apply (tactic \<open>DEPTH_SOLVE_1 (eresolve_tac @{context} @{thms impCE} 1 ORELSE
- eresolve_tac @{context} [@{thm notE}, @{thm impE}] 1 THEN assume_tac @{context} 1 ORELSE
- assume_tac @{context} 1 ORELSE
- resolve_tac @{context} [@{thm r1}, @{thm r2}] 1)\<close>)+
+ apply (tactic \<open>DEPTH_SOLVE_1 (eresolve_tac \<^context> @{thms impCE} 1 ORELSE
+ eresolve_tac \<^context> [@{thm notE}, @{thm impE}] 1 THEN assume_tac \<^context> 1 ORELSE
+ assume_tac \<^context> 1 ORELSE
+ resolve_tac \<^context> [@{thm r1}, @{thm r2}] 1)\<close>)+
done
@@ -135,7 +135,7 @@
"?p2 : ~P | P"
"?p3 : ~ ~ P <-> P"
"?p4 : (~P --> P) <-> P"
- apply (tactic \<open>ALLGOALS (Cla.fast_tac @{context} FOLP_cs)\<close>)
+ apply (tactic \<open>ALLGOALS (Cla.fast_tac \<^context> FOLP_cs)\<close>)
done
ML_file "simpdata.ML"