by R. M KauffmanPaperback
ISBN: 978-0-387-08523-4 ISBN-10: 0-387-08523-8 Springer-Verlag · 1977 |
See also (possibly by other authors): | ||
2009 | Taschenbuch | The Deficiency Index Problem for Powers of Ordinary Differential Expressions (Lecture Notes in Mathematics, Band 621) |