aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--doc/refman/RefMan-tac.tex3
1 files changed, 2 insertions, 1 deletions
diff --git a/doc/refman/RefMan-tac.tex b/doc/refman/RefMan-tac.tex
index 0b2c930b56..139f80cf3c 100644
--- a/doc/refman/RefMan-tac.tex
+++ b/doc/refman/RefMan-tac.tex
@@ -4154,7 +4154,8 @@ general principle of mutual induction for objects in type {\term$_i$}.
\item {\tt Scheme Equality for \ident$_1$\comindex{Scheme Equality}}
Tries to generate a boolean equality and a proof of the
- decidability of the usual equality.
+ decidability of the usual equality. If \ident$_i$ involves
+ some other inductive types, their equality has to be defined first.
\item {\tt Scheme Induction for \ident$_1$ Sort {\sort$_1$} \\
with\\