IOA/meta_theory/Solve.thy
changeset 249 492493334e0f
parent 168 44ff2275d44f
equal deleted inserted replaced
248:c3913a79b6ae 249:492493334e0f
    13   is_weak_pmap :: "['c => 'a, ('action,'c)ioa,('action,'a)ioa] => bool"
    13   is_weak_pmap :: "['c => 'a, ('action,'c)ioa,('action,'a)ioa] => bool"
    14 
    14 
    15 defs
    15 defs
    16 
    16 
    17 is_weak_pmap_def
    17 is_weak_pmap_def
    18   "is_weak_pmap(f,C,A) ==                       \
    18   "is_weak_pmap(f,C,A) ==                       
    19 \   (!s:starts_of(C). f(s):starts_of(A)) &      \
    19    (!s:starts_of(C). f(s):starts_of(A)) &      
    20 \   (!s t a. reachable(C,s) &                   \
    20    (!s t a. reachable(C,s) &                   
    21 \            <s,a,t>:trans_of(C)                \
    21             <s,a,t>:trans_of(C)                
    22 \            --> if(a:externals(asig_of(C)),    \
    22             --> if(a:externals(asig_of(C)),    
    23 \                   <f(s),a,f(t)>:trans_of(A),  \
    23                    <f(s),a,f(t)>:trans_of(A),  
    24 \                   f(s)=f(t)))"
    24                    f(s)=f(t)))"
    25 
    25 
    26 end
    26 end