diff options
author | glondu <glondu@85f007b7-540e-0410-9357-904b9bb8a0f7> | 2009-09-17 15:58:14 +0000 |
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committer | glondu <glondu@85f007b7-540e-0410-9357-904b9bb8a0f7> | 2009-09-17 15:58:14 +0000 |
commit | 61ccbc81a2f3b4662ed4a2bad9d07d2003dda3a2 (patch) | |
tree | 961cc88c714aa91a0276ea9fbf8bc53b2b9d5c28 /theories/Reals/Rsqrt_def.v | |
parent | 6d3fbdf36c6a47b49c2a4b16f498972c93c07574 (diff) |
Delete trailing whitespaces in all *.{v,ml*} files
git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@12337 85f007b7-540e-0410-9357-904b9bb8a0f7
Diffstat (limited to 'theories/Reals/Rsqrt_def.v')
-rw-r--r-- | theories/Reals/Rsqrt_def.v | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/theories/Reals/Rsqrt_def.v b/theories/Reals/Rsqrt_def.v index b228f8985..33c20355c 100644 --- a/theories/Reals/Rsqrt_def.v +++ b/theories/Reals/Rsqrt_def.v @@ -23,7 +23,7 @@ Boxed Fixpoint Dichotomy_lb (x y:R) (P:R -> bool) (N:nat) {struct N} : R := let up := Dichotomy_ub x y P n in let z := (down + up) / 2 in if P z then down else z end - + with Dichotomy_ub (x y:R) (P:R -> bool) (N:nat) {struct N} : R := match N with | O => y @@ -471,8 +471,8 @@ Proof. intros. cut (x <= y). intro. - generalize (dicho_lb_cv x y (fun z:R => cond_positivity (f z)) H3). - generalize (dicho_up_cv x y (fun z:R => cond_positivity (f z)) H3). + generalize (dicho_lb_cv x y (fun z:R => cond_positivity (f z)) H3). + generalize (dicho_up_cv x y (fun z:R => cond_positivity (f z)) H3). intros X X0. elim X; intros. elim X0; intros. @@ -667,7 +667,7 @@ Proof. apply Ropp_0_gt_lt_contravar; assumption. Qed. -(** We can now define the square root function as the reciprocal +(** We can now define the square root function as the reciprocal transformation of the square root function *) Lemma Rsqrt_exists : forall y:R, 0 <= y -> { z:R | 0 <= z /\ y = Rsqr z }. @@ -698,7 +698,7 @@ Proof. rewrite Rsqr_1. apply Rplus_le_reg_l with y. rewrite Rplus_0_r; rewrite Rplus_comm; unfold Rminus in |- *; - rewrite Rplus_assoc; rewrite Rplus_opp_l; rewrite Rplus_0_r; + rewrite Rplus_assoc; rewrite Rplus_opp_l; rewrite Rplus_0_r; left; assumption. exists 1. split. |