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Specification putoutside-id
generic specification
   comment: restricts list operations outside their domain to have the constraints of the corresponding array ops.;
   parameter celem
   using list-del
target
   variables 
       x : List;
       n : Nat;
       m : Nat;
       a : Elem;
   
   axioms 
      putoutside-idget: # x ≤ n ∧ m ≠ n → x(n := a)(m) = x(m);
      used for: s, ls;
      
      putoutside-idsize: # x ≤ n → # x(n := a) = # x;
      used for: s, ls;
   
   
end generic specification