public void ActivationTest()
{
SigmoidActivationFunction saf = new SigmoidActivationFunction();
Assert.AreEqual(0.5, saf.Activation(0.0), 0.00001);
}
public void SigmoidActivationFunctionReturnsExpectedActivation()
{
const double expected = 0.64565631;
_activationFunction.Activation(0.6).Should().BeApproximately(expected, 0.00000001d);
}