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-rw-r--r--theories/Reals/Rprod.v4
1 files changed, 2 insertions, 2 deletions
diff --git a/theories/Reals/Rprod.v b/theories/Reals/Rprod.v
index 160d9be4c..b29fb6a98 100644
--- a/theories/Reals/Rprod.v
+++ b/theories/Reals/Rprod.v
@@ -17,7 +17,7 @@ Require Import Binomial.
Open Local Scope R_scope.
(* TT Ak; 1<=k<=N *)
-Fixpoint prod_f_SO (An:nat -> R) (N:nat) {struct N} : R :=
+Boxed Fixpoint prod_f_SO (An:nat -> R) (N:nat) {struct N} : R :=
match N with
| O => 1
| S p => prod_f_SO An p * An (S p)
@@ -188,4 +188,4 @@ rewrite mult_INR; apply prod_neq_R0; apply INR_fact_neq_0.
apply prod_neq_R0; apply INR_fact_neq_0.
apply INR_eq; rewrite minus_INR;
[ rewrite mult_INR; do 2 rewrite S_INR; ring | apply le_n_2n ].
-Qed. \ No newline at end of file
+Qed.