From 6f12bdba40a792e97db5db52fff410298afebe76 Mon Sep 17 00:00:00 2001
From: Martin Morgan <Martin.Morgan@RoswellPark.org>
Date: Mon, 26 Feb 2024 15:03:08 -0500
Subject: [PATCH] missing link in vignette

---
 vignettes/articles/c_examples.Rmd | 1 +
 1 file changed, 1 insertion(+)

diff --git a/vignettes/articles/c_examples.Rmd b/vignettes/articles/c_examples.Rmd
index 6ebd438..b3cbac6 100644
--- a/vignettes/articles/c_examples.Rmd
+++ b/vignettes/articles/c_examples.Rmd
@@ -275,6 +275,7 @@ patched_data |>
 ```
 
 [JSON patch]: https://jsonpatch.com
+[igraph]: https://CRAN.R-project.org/package=igraph
 
 # Session information {.unnumbered}