diff options
Diffstat (limited to 'theories/Reals/Rtrigo_alt.v')
| -rw-r--r-- | theories/Reals/Rtrigo_alt.v | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/theories/Reals/Rtrigo_alt.v b/theories/Reals/Rtrigo_alt.v index a5092d22d..092bc30d0 100644 --- a/theories/Reals/Rtrigo_alt.v +++ b/theories/Reals/Rtrigo_alt.v @@ -320,7 +320,7 @@ Proof. (1 - sum_f_R0 (fun i:nat => cos_n i * Rsqr a0 ^ i) (S n1)). unfold Rminus; rewrite Ropp_plus_distr; rewrite Ropp_involutive; repeat rewrite Rplus_assoc; rewrite (Rplus_comm 1); - rewrite (Rplus_comm (-1)); repeat rewrite Rplus_assoc; + rewrite (Rplus_comm (-(1))); repeat rewrite Rplus_assoc; rewrite Rplus_opp_l; rewrite Rplus_0_r; rewrite <- Rabs_Ropp; rewrite Ropp_plus_distr; rewrite Ropp_involutive; unfold Rminus in H6; apply H6. @@ -367,10 +367,10 @@ Proof. reflexivity. ring. intro; elim H2; intros; split. - apply Rplus_le_reg_l with (-1). + apply Rplus_le_reg_l with (-(1)). rewrite <- Rplus_assoc; rewrite Rplus_opp_l; rewrite Rplus_0_l; rewrite (Rplus_comm (-1)); apply H3. - apply Rplus_le_reg_l with (-1). + apply Rplus_le_reg_l with (-(1)). rewrite <- Rplus_assoc; rewrite Rplus_opp_l; rewrite Rplus_0_l; rewrite (Rplus_comm (-1)); apply H4. unfold cos_term; simpl; unfold Rdiv; rewrite Rinv_1; |