public void ActivationTest()
{
var res0 = Activate.Logistic(0);
var res1 = Activate.ReLU(0);
var res2 = Activate.Tanh(0);
Assert.AreEqual(0.5, res0, 1E-4);
Assert.AreEqual(0, res1, 1E-4);
Assert.AreEqual(0, res2, 1E-4);
}