====================================
Computing the First Order Derivative
====================================
This step applies a numerical method to approximate the first order derivative of a function or a time series. Note that step size(s) are known a priori for a time series. 

.. rubric:: Sub-Categories


.. toctree::
   :maxdepth: 1

   Backward Difference <ComputingFirstOrderDerivativeWithBackwardDifference/index>
   Central Difference <ComputingFirstOrderDerivativeWithCentralDifference/index>
   Forward Difference <ComputingFirstOrderDerivativeWithForwardDifference/index>

.. rubric:: Workflow

.. image:: workflow.svg