Pleijel, Åke Green’s functions for pairs of formally selfadjoint ordinary differential operators. (English) Zbl 0257.34022 Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 131-146 (1972). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page MSC: 34L99 Ordinary differential operators 47E05 General theory of ordinary differential operators PDFBibTeX XML