This is a preview of subscription content, access via your institution.
Buying options
Tax calculation will be finalised at checkout
Purchases are for personal use only
Learn about institutional subscriptionsPreview
Unable to display preview. Download preview PDF.
References
A. Devinatz, Positive definite fourth-order differential operators, J. London Math. Soc. (2), 6(1973), 412–416.
W. D. Evans, On non-integrable square solutions of a fourth-order differential equation and the limit-2 classification, To appear in J. London Math. Soc.
W. N. Everitt, Some positive definite differential operators, J. London Math. Soc. 43 (1968), 465–473.
M. A. Naimark, Linear Differential Operators, GITTL, Moscow 1954; English transl. Ungar, New York, part I, 1967; part II, 1968.
Editor information
Editors and Affiliations
Rights and permissions
Copyright information
© 1974 Springer-Verlag
About this paper
Cite this paper
Devinatz, A. (1974). On a deficiency index theorem of W. N. Everitt. In: Sleeman, B.D., Michael, I.M. (eds) Ordinary and Partial Differential Equations. Lecture Notes in Mathematics, vol 415. Springer, Berlin, Heidelberg. https://doi.org/10.1007/BFb0065515
Download citation
DOI: https://doi.org/10.1007/BFb0065515
Published:
Publisher Name: Springer, Berlin, Heidelberg
Print ISBN: 978-3-540-06959-1
Online ISBN: 978-3-540-37264-6
eBook Packages: Springer Book Archive
