摘要
本文对二元函数极值的充分条件作了进一步的讨论 ,得到了 AC-B2 =0时 。
This article is mainly devoted to discuss the sufficient condition of extreme value for bivariate functions, and in which the sufficient condition to determine the extreme value when AC-B 2=0 is given.
出处
《工科数学》
2002年第6期117-121,共5页
Journal of Mathematics For Technology