1 files changed, 2 insertions, 0 deletions
diff --git a/double.c b/double.c
index 92d087d..b84b49a 100644
--- a/double.c
+++ b/double.c
@@ -31,6 +31,8 @@ double power(double d, double p) { return pow(d,p); }
 
 double valuetype_to_double(double d){ return d; }
 
+double inv_exptype_to_double(double d){ return 1.0/d; }
+
 int to_string(char* s, double d){
 	sprintf(s,"%f",d);
 	return 0;