diff options
Diffstat (limited to 'plugins/subtac/test/euclid.v')
| -rw-r--r-- | plugins/subtac/test/euclid.v | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/plugins/subtac/test/euclid.v b/plugins/subtac/test/euclid.v index 501aa7981..97c3d9414 100644 --- a/plugins/subtac/test/euclid.v +++ b/plugins/subtac/test/euclid.v @@ -1,12 +1,12 @@ Require Import Coq.Program.Program. Require Import Coq.Arith.Compare_dec. Notation "( x & y )" := (existS _ x y) : core_scope. - + Require Import Omega. Program Fixpoint euclid (a : nat) (b : { b : nat | b <> O }) {wf lt a} : { q : nat & { r : nat | a = b * q + r /\ r < b } } := - if le_lt_dec b a then let (q', r) := euclid (a - b) b in + if le_lt_dec b a then let (q', r) := euclid (a - b) b in (S q' & r) else (O & a). |