Lootsma, F. A. Constrained optimization via penalty functions. (English) Zbl 0231.90046 Philips Res. Rep. 23, 408-423 (1968). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 2 Documents MSC: 90C30 Nonlinear programming 49M30 Other numerical methods in calculus of variations (MSC2010) PDF BibTeX XML Cite \textit{F. A. Lootsma}, Philips Res. Rep. 23, 408--423 (1968; Zbl 0231.90046)