Jun 27, 2006 #1 gus392 Geotechnical Joined Aug 22, 2005 Messages 2 Location CA i was using the GRADIENT function in matlab and apparently it only uses 2nd order finite difference to compute the derivative.....so can anyone please tell me how can i change the order there and use 4th order finite difference..... Thanks -Gus
i was using the GRADIENT function in matlab and apparently it only uses 2nd order finite difference to compute the derivative.....so can anyone please tell me how can i change the order there and use 4th order finite difference..... Thanks -Gus