diff --git a/numerical_methods/golden_search_extrema.cpp b/numerical_methods/golden_search_extrema.cpp index 538c53961..5a327c1ef 100644 --- a/numerical_methods/golden_search_extrema.cpp +++ b/numerical_methods/golden_search_extrema.cpp @@ -11,6 +11,7 @@ #include #include #include +#include #define EPSILON 1e-7 ///< solution accuracy limit #define M_GOLDEN_RATIO \