Kreith, Kurt Picone-type theorems for hyperbolic partial differential equations. (English) Zbl 0458.35008 Pac. J. Math. 102, 385-395 (1982). MSC: 35B05 35L20 35A30 PDFBibTeX XMLCite \textit{K. Kreith}, Pac. J. Math. 102, 385--395 (1982; Zbl 0458.35008) Full Text: DOI
Edelson, Allan; Kreith, Kurt Nonlinear relationships between oscillation and asymptotic behavior. (English) Zbl 0458.34023 Pac. J. Math. 102, 29-39 (1982). MSC: 34C15 34A34 PDFBibTeX XMLCite \textit{A. Edelson} and \textit{K. Kreith}, Pac. J. Math. 102, 29--39 (1982; Zbl 0458.34023) Full Text: DOI
Kreith, Kurt Nonlinear differential equations with monotone solutions. (English) Zbl 0417.34017 Pac. J. Math. 81, 101-111 (1979). MSC: 34A34 34C10 PDFBibTeX XMLCite \textit{K. Kreith}, Pac. J. Math. 81, 101--111 (1979; Zbl 0417.34017) Full Text: DOI
Kreith, Kurt; Swanson, C. A. Conjugate points for nonlinear differential equations. (English) Zbl 0373.34018 Pac. J. Math. 75, 171-184 (1978). MSC: 34C10 PDFBibTeX XMLCite \textit{K. Kreith} and \textit{C. A. Swanson}, Pac. J. Math. 75, 171--184 (1978; Zbl 0373.34018) Full Text: DOI
Kreith, Kurt A dynamical criterion for conjugate points. (English) Zbl 0309.34025 Pac. J. Math. 58, 123-132 (1975). MSC: 34C10 34A30 PDFBibTeX XMLCite \textit{K. Kreith}, Pac. J. Math. 58, 123--132 (1975; Zbl 0309.34025) Full Text: DOI
Kreith, Kurt; Travis, Curtis C. Oscillation criteria for selfadjoint elliptic equations. (English) Zbl 0239.35003 Pac. J. Math. 41, 743-753 (1972). MSC: 35B05 35J15 PDFBibTeX XMLCite \textit{K. Kreith} and \textit{C. C. Travis}, Pac. J. Math. 41, 743--753 (1972; Zbl 0239.35003) Full Text: DOI
Kreith, Kurt The spectrum of singular self-adjoint elliptic operators. (English) Zbl 0104.32502 Pac. J. Math. 11, 1401-1405 (1961). PDFBibTeX XMLCite \textit{K. Kreith}, Pac. J. Math. 11, 1401--1405 (1961; Zbl 0104.32502) Full Text: DOI