Deficiency indices of second-order matrix differential operators
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Publication:1170422
zbMath0496.34014MaRDI QIDQ1170422
Publication date: 1982
Published in: Indian Journal of Pure \& Applied Mathematics (Search for Journal in Brave)
deficiency indicesoscillating functionsbilinear concomitantlimit-ksecond-order matrix differential operator
Topological structure of integral curves, singular points, limit cycles of ordinary differential equations (34C05) General theory of ordinary differential operators (47E05) Oscillation theory, zeros, disconjugacy and comparison theory for ordinary differential equations (34C10)
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