major revision: MonoidalCat is now a subclass of PreMonoidalCat

[coq-categories.git] / src / NaturalIsomorphisms_ch7_5.v

diff --git a/src/NaturalIsomorphisms_ch7_5.v b/src/NaturalIsomorphisms_ch7_5.v
index 3371671..415d13c 100644 (file)
--- a/src/NaturalIsomorphisms_ch7_5.v
+++ b/src/NaturalIsomorphisms_ch7_5.v
@@ -3,7 +3,6 @@ Require Import Preamble.
 Require Import Categories_ch1_3.
 Require Import Functors_ch1_4.
 Require Import Isomorphisms_ch1_5.
-Require Import ProductCategories_ch1_6_1.
 
 (*******************************************************************************)
 (* Chapter 7.5: Natural Isomorphisms                                           *)
@@ -224,6 +223,7 @@ Definition if_respects
   Defined.
 
 Section ni_prod_comp.
+Require Import ProductCategories_ch1_6_1.
   Context
   `{C1:Category}`{C2:Category}
   `{D1:Category}`{D2:Category}
@@ -251,3 +251,4 @@ Section ni_prod_comp.
     split; reflexivity.
     Defined.
 End ni_prod_comp.
+