# An extremum problem of the Landay type concerning the differential operators $D%5E2\pm I$ on the halfline

Research output: Book/ReportReportPopular

Morsche, ter, H. G. (1979). An extremum problem of the Landay type concerning the differential operators $D%5E2\pm I$ on the halfline. (Eindhoven University of Technology : Dept of Mathematics : memorandum; Vol. 7906). Technische Hogeschool Eindhoven.