AIMA.Core.Learning.Neural.Layer.getActivationFunction C# (CSharp) Method

	public ActivationFunction getActivationFunction() {

		return activationFunction;
	}

        //
        // PRIVATE METHODS
        //

        private Matrix createDerivativeMatrix(Vector lastInducedField)
        {
            List <Double> lst = new List <Double>();

            for (int i = 0; i < lastInducedField.size(); i++)
            {
                lst.Add(layer.getActivationFunction().deriv(
                            lastInducedField.getValue(i)));
            }
            return(Matrix.createDiagonalMatrix(lst));
        }