From da6d425281534407a92ce18a22584905a7847a39 Mon Sep 17 00:00:00 2001 From: adelon <22380201+adelon@users.noreply.github.com> Date: Tue, 8 Jul 2025 22:16:01 +0200 Subject: Update lemma name --- library/function.tex | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'library/function.tex') diff --git a/library/function.tex b/library/function.tex index 47d399f..7616593 100644 --- a/library/function.tex +++ b/library/function.tex @@ -465,7 +465,7 @@ Then $f(x) = \emptyset$. \end{proposition} \begin{proof} - $\img{f}{\{x\}} = \emptyset$ by \cref{setext,notin_emptyset,img_singleton_iff,dom_intro}. + $\img{f}{\{x\}} = \emptyset$ by \cref{setext,emptyset,img_singleton_iff,dom_intro}. Follows by \cref{apply,unions_emptyset}. \end{proof} -- cgit v1.2.3