Publisher
Springer Berlin Heidelberg
Reference13 articles.
1. Lecture Notes in Math.;W.A. Coppel,1971
2. A. Devinatz, Positive definite fourth order differential operators, J. London Math. Soc. (2) 6 (1973), 412–416.
3. A. Devinatz, On limit-2 fourth order differential operators, J. London Math. Soc. (2) 7 (1973), 135–146.
4. N. Dunford and J. T. Schwartz, Linear Operators II: Spectral Theory. Selfadjoint operators in Hilbert space, Wiley-Interscience, New York, 1963.
5. M.S.P. Eastham, The limit-2 case of fourth order differential equations, Quart. J. Math. (Oxford), 22, 131–134.
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