private void Validate(PrgPopulation pop)
{
IList<IGenome> list = pop.Flatten();
Assert.AreEqual(2, list.Count);
EncogProgram prg1 = (EncogProgram)list[0];
EncogProgram prg2 = (EncogProgram)list[1];
RenderCommonExpression render = new RenderCommonExpression();
Assert.AreEqual("(x+1)", render.Render(prg1));
Assert.AreEqual("((x+5)/2)", render.Render(prg2));
}