src/HOL/UNITY/Common.ML
changeset 5490 85855f65d0c6
parent 5313 1861a564d7e2
child 5584 aad639e56d4e
equal deleted inserted replaced
5489:15c97b95b3e3 5490:85855f65d0c6
    77 by (rtac subset_refl 2);
    77 by (rtac subset_refl 2);
    78 by (blast_tac (claset() addDs [PSP_stable2] 
    78 by (blast_tac (claset() addDs [PSP_stable2] 
    79                         addIs [common_stable, LeadsTo_weaken_R]) 1);
    79                         addIs [common_stable, LeadsTo_weaken_R]) 1);
    80 val lemma = result();
    80 val lemma = result();
    81 
    81 
    82 (*The "ALL m: Compl common" form echoes CMT6.*)
    82 (*The "ALL m: -common" form echoes CMT6.*)
    83 Goal "[| ALL m. Constrains prg {m} (maxfg m); \
    83 Goal "[| ALL m. Constrains prg {m} (maxfg m); \
    84 \               ALL m: Compl common. LeadsTo prg {m} (greaterThan m); \
    84 \               ALL m: -common. LeadsTo prg {m} (greaterThan m); \
    85 \               n: common;  id: Acts prg |]  \
    85 \               n: common;  id: Acts prg |]  \
    86 \            ==> LeadsTo prg (atMost (LEAST n. n: common)) common";
    86 \            ==> LeadsTo prg (atMost (LEAST n. n: common)) common";
    87 by (rtac lemma 1);
    87 by (rtac lemma 1);
    88 by (ALLGOALS Asm_simp_tac);
    88 by (ALLGOALS Asm_simp_tac);
    89 by (etac LeastI 2);
    89 by (etac LeastI 2);