On the L1 exact penalty function with locally lipschitz functions

Liansheng Zhang*, Zhijian Huang

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

In this paper, we discuss the following inequality constrained optimization problem (P) min f(x) subject to g(x)≤0, g(x)=(g1(x), ..., gr(x))τ, where f(x), gj(x)(j=1, ..., r) are locally Lipschitz functions. The L1 exact penalty function of the problem (P) is (PC) min f(x)+cp(x) subject to x εRn, where p(x)=max {0, g1(x), ..., gr(x)}, c>0. We will discuss the relationships between (P) and (PC). In particular, we will prove that under some (mild) conditions a local minimum of (PC) is also a local minimum of (P).

Original languageEnglish
Pages (from-to)145-153
Number of pages9
JournalActa Mathematicae Applicatae Sinica
Volume4
Issue number2
DOIs
Publication statusPublished - May 1988
Externally publishedYes

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