1 files changed, 2 insertions, 0 deletions
diff --git a/double.h b/double.h
index e0d0a21..98949b1 100644
--- a/double.h
+++ b/double.h
@@ -21,3 +21,5 @@ double power(double,double);
 double to_double(double);
 
 double to_string(char*,double);
+
+double root_to_string(char*,double,double);