Volkmann, Peter Über die Existenz von Lösungen der Differentialgleichung u’=f(u) in einer abgeschlossenen Menge, wenn f eine k-Mengenkontraktion ist. (German) Zbl 0341.34053 Ordin. part. Differ. Equat., Proc. 4th Conf., Dundee 1976, Lect. Notes Math. 564, 496-503 (1976). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 3 Documents MSC: 34G99 Differential equations in abstract spaces 34A12 Initial value problems, existence, uniqueness, continuous dependence and continuation of solutions to ordinary differential equations 47J05 Equations involving nonlinear operators (general) PDFBibTeX XML