Gaines, R. E.; Jairo Santanilla, M. A coincidence theorem in convex sets with applications to periodic solutions of ordinary differential equations. (English) Zbl 0508.34030 Rocky Mt. J. Math. 12, 669-678 (1982). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 ReviewCited in 24 Documents MSC: 34C25 Periodic solutions to ordinary differential equations Keywords:coincidence degree; Leray-Schauder degree; continuation theorem; nonnegative periodic solutions PDF BibTeX XML Cite \textit{R. E. Gaines} and \textit{M. Jairo Santanilla}, Rocky Mt. J. Math. 12, 669--678 (1982; Zbl 0508.34030) Full Text: DOI OpenURL