lib/dydx/algebra/operator/parts/symbol.rb in dydx-0.1.2 vs lib/dydx/algebra/operator/parts/symbol.rb in dydx-0.1.3

@@ -2,10 +2,10 @@
   module Algebra
     module Operator
       module Parts
         module Symbol
           def *(x)
-            if x.exponentiation? &&
+            if x.formula?(:^) &&
               self == x.f
 
               self ^ (1 + x.g)
             else
               super(x)