diff options
Diffstat (limited to 'theories/QArith/Qreals.v')
| -rw-r--r-- | theories/QArith/Qreals.v | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/theories/QArith/Qreals.v b/theories/QArith/Qreals.v index 5b3d6ea30e..b1f0d9bc39 100644 --- a/theories/QArith/Qreals.v +++ b/theories/QArith/Qreals.v @@ -8,7 +8,7 @@ (* * (see LICENSE file for the text of the license) *) (************************************************************************) -Require Export Rbase. +Require Import Rdefinitions Raxioms RIneq. Require Export QArith_base. (** Injection of rational numbers into real numbers. *) @@ -48,7 +48,7 @@ set (Y1 := IZR y1) in *; assert (Y2nz := IZR_nz y2); set (Y2 := IZR (Zpos y2)) in *. assert ((X1 * Y2)%R = (Y1 * X2)%R). unfold X1, X2, Y1, Y2; do 2 rewrite <- mult_IZR. - apply IZR_eq; auto. +f_equal; auto. clear H. field_simplify_eq; auto. rewrite H0; ring. |