ruspy.model_code.fix_point_alg.contr_op_dev_wrt_params

ruspy.model_code.fix_point_alg.contr_op_dev_wrt_params(trans_mat, maint_choice_prob, cost_dev)[source]

Calculating the derivative of the contraction mapping with respect to one particular maintenance cost parameter.

Parameters
trans_matnumpy.ndarray

see Transition matrix

maint_choice_probnumpy.ndarray

A num_states sized one dimensional numpy array containing the derivative of the maintenance cost function with respect to one particular parameter.

cost_devnumpy.ndarray

A num_states sized one dimensional numpy array containing the derivative of the maintenance cost function with respect to one particular parameter.

Returns
devnumpy.ndarray

A num_states sized one dimensional numpy array containing the derivative of the contraction mapping with respect to one particular maintenance cost parameter.