Debreu, Gerard; Koopmans, Tjalling C. Additively decomposed quasiconvex functions. (English) Zbl 0495.90063 Math. Program. 24, 1-38 (1982). MSC: 90C25 26B25 91B16 26A51 54B10 PDFBibTeX XMLCite \textit{G. Debreu} and \textit{T. C. Koopmans}, Math. Program. 24, 1--38 (1982; Zbl 0495.90063) Full Text: DOI
Debreu, Gerard; Koopmans, Tjalling C. Sur la décomposition additive des fonctions quasiconvexes. (French) Zbl 0483.26006 C. R. Acad. Sci., Paris, Sér. I 293, 389-392 (1981). MSC: 26A51 91B16 90B30 PDFBibTeX XMLCite \textit{G. Debreu} and \textit{T. C. Koopmans}, C. R. Acad. Sci., Paris, Sér. I 293, 389--392 (1981; Zbl 0483.26006)