Add root_to_string function to enable printing of roots.

1 files changed, 5 insertions, 0 deletions

diff --git a/double.c b/double.c
index cf4796c..f86a586 100644
--- a/double.c
+++ b/double.c
@@ -31,3 +31,8 @@ bool to_string(char* s, double d){
 	sprintf(s,"%f",d);
 	return true;
 }
+
+bool root_to_string(char* s, double d, double p){
+	to_string(s,pow(d,1/p));
+	return true;
+}