clearallcloseallclcsymsx1x2tf2x12x22x1x2f_graddifffx1difffx2X011
10epso
al001fxi
li
effx_gradi
li
ef_gradXX0fx0fxX1X2fx0_gradfx_gradX1X2while1
iffx0_gradfx0_gradepso
albreak
e
dP0fx0_gradk0while1
XkXtP0fx1fxXk1Xk2tkyequatio
_extremumfx1t15epso
alXkXtkP0fx0_kfxXk1Xk2fx0_grad_kfx_gradXk1Xk2iffx0_grad_kfx0_grad_kepso
al
fx0_gradfx0_grad_kbreake
difk1
XXelselamdakfx0_grad_kfx0_grad_kfx_gradX1X2fx_gradX1X2P0fx0_grad_klamdakP0XXkkk1e
de
de
dXkfx0_k运行结果：Xk10e03
f0048605350fx0_k26495e07
fr