update README - mention GSL requirement

smithlabcode · Jul 23, 2020 · 800a839 · 800a839
1 parent 45b1641
commit 800a839
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/README.md b/README.md
@@ -9,7 +9,9 @@ SYSTEM REQUIREMENTS:
 ========================================================================
 The preseq software will only run on 64-bit UNIX-like operating
 systems and was developed on both Linux and Mac. The preseq software
-requires a C++ compiler that supports C++11.
+requires a C++ compiler that supports C++11. The GNU Scientific Library
+is also required. It can be installed using `apt` on Linux, using `brew` 
+on macOS, or from source available [here](http://www.gnu.org/software/gsl).
 
 INSTALLATION:
 ========================================================================