From 95245e5f564ecdb5841a9b9eea00c6f3e2a3ec9b Mon Sep 17 00:00:00 2001
From: Ross Wardrup <minorsecond@gmail.com>
Date: Sat, 29 Apr 2023 11:01:09 -0600
Subject: [PATCH] Include functional

---
 src/graphing_calculations.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/graphing_calculations.cpp b/src/graphing_calculations.cpp
index 61c4c8a4..dc91edfe 100644
--- a/src/graphing_calculations.cpp
+++ b/src/graphing_calculations.cpp
@@ -7,6 +7,7 @@
 #include <cstring>
 #include <sstream>
 #include <algorithm>
+#include <functional>
 #include "graphing_calculations.h"
 
 #ifdef __WIN32