75 na digest Jun 4 997/38769 "NA Digest, V. 95, # 23"
76 R dowtom@mhs.topnz. Jun 6 13/524 "Hullo"
77 Joachim Luegger Jun 6 33/1532 "Repeat Opt-Net Digest v95w23"
78 U Lutz Klinkhardt Jun 6 11/335 "a.out vs. ELF"
79 kojima@is.titech. Jun 7 44/1812 ""
-> 80 Z Jorge Nocedal Jun 1 18/707 "New Optimization Code"
** VM: .inbox.gz Summary 80 (of 80) read forwarded Bottom 2:02pm
From: Jorge Nocedal
Subject: New Optimization Code
Date: Thu, 1 Jun 1995 11:39:25 -0500
We would like to announce the availability of a new
code for solving large nonlinear optimization problems
with bounds on the variables.
The program, called L-BFGS-B, implements a limited memory BFGS
algorithm. The user must supply the gradient g of f, but knowledge
about Hessian matrix is not required. This program is an
extension of algorithm L-BFGS (Harwell routine VA15) which can handle
only unconstrained problems.
Both codes can be obtained via anonymous ftp at eecs.nwu.edu.
They are in the directories pub/lbfgs and pub/lbfgs.unc.
More detailed information can be obtained at
http://www.eecs.nwu.edu/~ciyou or http://www.eecs.nwu.edu/~nocedal
Ciyou Zhu, Richard Byrd and Jorge Nocedal
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