nimum change input
                        variable {1e-15}</pre><pre>LineSearch_ftol         Stopping tolerance for sufficient decrease
                        condition {1e-4}</pre><pre>LineSearch_gtol         Stopping tolerance for directional derivative
                        condition {1e-2}</pre><pre>LineSearch_stpmin       Minimum step to take {1e-15}</pre><pre>LineSearch_stpmax       Maximum step to take {1e15}</pre><pre>LineSearch_maxfev       Maximum number of iterations {20}</pre><pre>LineSearch