permutation.transpose_i_j_i
∀ i j, (transpose i j i) = j
Theorem transpose_i_j_i : forall (i:nat.nat), forall (j:nat.nat), logic.eq (nat.nat) (transpose i j i) j.
theorem transpose_i_j_i : \forall (i:nat). \forall (j:nat). (eq) (nat) ((transpose) i j i) j.
theorem transpose_i_j_i : forall (i:nat.nat) , forall (j:nat.nat) , (((logic.eq_) (nat.nat)) (((((permutation.transpose) ) (i)) (j)) (i))) (j).
transpose_i_j_i : LEMMA (FORALL(i:nat_sttfa_th.sttfa_nat):(FORALL(j:nat_sttfa_th.sttfa_nat):logic_sttfa_th.eq[nat_sttfa_th.sttfa_nat](permutation_sttfa.transpose(i)(j)(i))(j)))
Printing for OpenTheory is not working at the moment.