SimPEG.flow.richards.survey.Survey.deriv#
- Survey.deriv(simulation, f, du_dm_v=None, v=None)[source]#
- The derivative with respect to the model. - Parameters
- simulationSimPEG.flow.richards.simulation.SimulationNDCellCentered
- A Richards flow simulation class 
- f(n_times)listofnumpy.ndarray
- Fields 
- du_dm_vnumpy.ndarray,default=None
- Derivative with respect to model times a vector 
- vnumpy.ndarray,default=Nones
- A vector 
 
- simulation
- Returns
- numpy.ndarray
- Derivative with respect to model times a vector