--- 1806198.pow-negexp.output	2018-05-12 13:50:38.365468481 +0200
+++ pow-negexp.out	2018-05-02 17:53:01.563926151 +0200
@@ -1,2 +1,3 @@
-((-5)^(-))
+((-5)^(-3))
+(-125)