Everitt, W. N.; Giertz, M. Some Dirichlet and separation results for certain differential expressions on finite intervals. (English) Zbl 0265.34077 Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 264-267 (1972). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page MSC: 34G99 Differential equations in abstract spaces 47E05 General theory of ordinary differential operators PDFBibTeX XML