right associative with precedence 71
for @{ 'transposition $i $j $n}.
-interpretation "natural transposition" 'transposition i j n =
- (cic:/matita/library_autobatch/nat/permutation/transpose.con i j n).
+interpretation "natural transposition" 'transposition i j n = (transpose i j n).
lemma transpose_i_j_i: \forall i,j:nat. transpose i j i = j.
intros.
]
]
]
-qed.
\ No newline at end of file
+qed.