1 package functions.custom;
3 import ca.uqac.lif.cep.functions.FunctionTree;
4 import ca.uqac.lif.cep.functions.StreamVariable;
5 import ca.uqac.lif.cep.util.Numbers;
12 super(Numbers.multiplication,
13 new FunctionTree(Numbers.addition,
14 StreamVariable.X, StreamVariable.Y),