Release Time:2019-03-11  Hits:

Indexed by: Journal Article

Date of Publication: 2005-12-30

Journal: 高等学校计算数学学报

Included Journals: ISTIC、PKU

Issue: S1

Page Number: 358-361

ISSN: 1000-081Z

Key Words: unconstrained optimization; Hessian; sparsity; correction; partition.

Abstract: <正>1 引言我们考虑求解无约束优化问题 (1) 其中f:Rn→R二次连续可微．f(x)的Hesse阵H(x)稀疏．为了求解问题(1),我们考虑下列Newton型方法