andes.routines.qndf.QNDF# class andes.routines.qndf.QNDF[source]# Variable-order (1-5) quasi-constant-step NDF method. __init__(*args, **kwargs)# Methods calc_h(tds) Step size is set by step(). step(tds) One QNDF step. Attributes nolte_event_steps nolte_event_window requires_variable_step