base_operations.rb in danica-2.3.1

- old
+ new

@@ -15,7 +15,15 @@
     end
 
     def -(other)
       self + negative(other)
     end
+
+    def **(other)
+      power(self, other)
+    end
+
+    def -@
+      negative(self)
+    end
   end
 end