# SZS status Theorem
# SZS status Theorem
# SZS output start CNFRefutation.
fof(1, conjecture,![X1]:![X2]:![X3]:(s(t_h4s_lists_list(X1),X3)=s(t_h4s_lists_list(X1),X2)=>p(s(t_bool,h4s_sortings_perm(s(t_h4s_lists_list(X1),X3),s(t_h4s_lists_list(X1),X2))))),file('i/f/sorting/PERM__INTRO', ch4s_sortings_PERMu_u_INTRO)).
fof(40, axiom,![X1]:![X13]:p(s(t_bool,h4s_sortings_perm(s(t_h4s_lists_list(X1),X13),s(t_h4s_lists_list(X1),X13)))),file('i/f/sorting/PERM__INTRO', ah4s_sortings_PERMu_u_REFL)).
# SZS output end CNFRefutation
