数值最优化算法与理论第3章习题答案

BrYQ7;X2007-10-131|MZ*!∇f (x(k)) =2x1(k)!(k)=−2x1(k)!4x2(k)d−4x2(k)αk = −2x1(k)d1(k) + 4x2(k)d2(k)(