Hersch, Joseph On the torsion function, Green’s function and conformal radius: An isoperimetric inequality of Polya and Szegö, some extensions and applications. (English) Zbl 0448.35023 J. Anal. Math. 36, 102-117 (1979). MSC: 35B99 35J05 74K10 31A15 30C85 PDFBibTeX XMLCite \textit{J. Hersch}, J. Anal. Math. 36, 102--117 (1979; Zbl 0448.35023) Full Text: DOI
Aslanyan, L. A. The isoperimetric problem and neighboured extremal problems for discrete spaces. (English) Zbl 0445.05020 Probl. Kibern. 36, 85-127 (1979). MSC: 05A99 05C35 05C99 PDFBibTeX XMLCite \textit{L. A. Aslanyan}, Probl. Kibern. 36, 85--127 (1979; Zbl 0445.05020)
Morozov, S. F.; Petrov, V. V. Ein unstetiges isoperimetrisches Problem. (Russian) Zbl 0442.49028 Izv. Vyssh. Uchebn. Zaved., Mat. 1979, No. 10(209), 103 (1979). MSC: 49Q05 PDFBibTeX XMLCite \textit{S. F. Morozov} and \textit{V. V. Petrov}, Izv. Vyssh. Uchebn. Zaved., Mat. 1979, No. 10(209), 103 (1979; Zbl 0442.49028)
Tikhomirov, V. M. Die Theorie der Extremalprobleme und die Approximationstheorie. (Russian) Zbl 0442.41028 Approximation theory, Warszawa 1975, Banach Cent. Publ. 4, 273-286 (1979). MSC: 41A65 41A50 41A46 41A05 33C45 41A10 PDFBibTeX XML Full Text: Link
Fedotov, V. P. Extremal problems in Pogorelov’s cone. (Russian) Zbl 0431.52012 Optimizatsiya 23(40), 25-31 (1979). MSC: 52A40 49Q20 53C45 49K99 PDFBibTeX XMLCite \textit{V. P. Fedotov}, Optimizatsiya 23(40), 25--31 (1979; Zbl 0431.52012)
Feinberg, Jerry M. Some Wirtinger-like inequalities. (English) Zbl 0426.26008 SIAM J. Math. Anal. 10, 1258-1271 (1979). MSC: 26D10 26D15 53A10 52A40 90C05 PDFBibTeX XMLCite \textit{J. M. Feinberg}, SIAM J. Math. Anal. 10, 1258--1271 (1979; Zbl 0426.26008) Full Text: DOI
Maderna, Carla; Salsa, Sandro Symmetrization in Neumann problems. (English) Zbl 0422.35027 Appl. Anal. 9, 247-256 (1979). MSC: 35J20 35A25 35R45 PDFBibTeX XMLCite \textit{C. Maderna} and \textit{S. Salsa}, Appl. Anal. 9, 247--256 (1979; Zbl 0422.35027) Full Text: DOI
Popescu, Mihai On an optimum problem in the thermodynamics of the re-entry of space vehicles in the atmosphere. (English) Zbl 0416.49032 Stud. Cercet. Mat. 31, 705-737 (1979). MSC: 49S05 93D05 70M20 PDFBibTeX XMLCite \textit{M. Popescu}, Stud. Cercet. Mat. 31, 705--737 (1979; Zbl 0416.49032)
Vigfusson, Gudmundur The queer differential equations for adiabatic compression of plasma. (English) Zbl 0411.76095 Bull. Am. Math. Soc., New Ser. 1, 778-781 (1979). MSC: 76X05 82D10 PDFBibTeX XMLCite \textit{G. Vigfusson}, Bull. Am. Math. Soc., New Ser. 1, 778--781 (1979; Zbl 0411.76095) Full Text: DOI
Arkinstall, J. R.; Scott, P. R. An isoperimetric problem with lattice point constraints. (English) Zbl 0403.52007 J. Aust. Math. Soc., Ser. A 27, 27-36 (1979). MSC: 52A40 52A10 11H06 PDFBibTeX XMLCite \textit{J. R. Arkinstall} and \textit{P. R. Scott}, J. Aust. Math. Soc., Ser. A 27, 27--36 (1979; Zbl 0403.52007)