fixed steplength 固定步长

bb steplength bb步长

steplength search 步长搜索

steplength algorithms 步长算法

steplength selection law 步长选择律

acceptable steplength method 可接受步长法

steplength of cutting stroke 走刀步长

strong wolfe steplength rule 强wolfe线搜索

Gear's method with variable steplength 变步长Gear方法