src/ZF/AC/AC_Equiv.ML
changeset 1200 d4551b1a6da7
parent 1196 d43c1f7a53fe
child 1207 3f460842e919
equal deleted inserted replaced
1199:c8e58352b1a5 1200:d4551b1a6da7
    18  
    18  
    19 val AC_cs = OrdQuant_cs;
    19 val AC_cs = OrdQuant_cs;
    20 val AC_ss = OrdQuant_ss;
    20 val AC_ss = OrdQuant_ss;
    21  
    21  
    22 (* ******************************************** *)
    22 (* ******************************************** *)
       
    23 
       
    24 val nat_implies_well_ord = nat_into_Ord RS well_ord_Memrel;
    23 
    25 
    24 (* Theorems analogous to ones presented in "ZF/Ordinal.ML" *)
    26 (* Theorems analogous to ones presented in "ZF/Ordinal.ML" *)
    25 
    27 
    26 (* lemma for nat_le_imp_lepoll *)
    28 (* lemma for nat_le_imp_lepoll *)
    27 val [prem] = goalw Cardinal.thy [lepoll_def]
    29 val [prem] = goalw Cardinal.thy [lepoll_def]