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Diffstat (limited to 'contrib/setoid_ring/NArithRing.v')
-rw-r--r-- | contrib/setoid_ring/NArithRing.v | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/contrib/setoid_ring/NArithRing.v b/contrib/setoid_ring/NArithRing.v index 0ddf7cfb7..ae067a8a2 100644 --- a/contrib/setoid_ring/NArithRing.v +++ b/contrib/setoid_ring/NArithRing.v @@ -12,18 +12,6 @@ Import InitialRing. Set Implicit Arguments. -Ltac isNcst t := - match t with - N0 => constr:true - | Npos ?p => isNcst p - | xI ?p => isNcst p - | xO ?p => isNcst p - | xH => constr:true - (* nat -> positive *) - | P_of_succ_nat ?n => isNcst n - (* *) - | _ => constr:false - end. Ltac Ncst t := match isNcst t with true => t |