## Found 9 Documents (Results 1–9)

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### The computational complexity of elliptic partial differential equations. (English)Zbl 1467.65123

Miller, Raymond E. (ed.) et al., Complexity of computer computations. Proceedings of a symposium on the complexity of computer computations, held March 20–22, 1972, at the IBM Thomas J. Watson Research Center, Yorktown Heights, New York, and sponsored by the Office of Naval Research, mathematics program, IBM World Trade Corporation, and the IBM Research Mathematical Sciences Department. The IBM Research Symposia Series. New York-London: Plenum Press. 73-83 (1972).
MSC:  65Y20 35J15 65M06
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### On infinite-dimensional elliptic operators. (English. Russian original)Zbl 0316.47028

Sov. Math., Dokl. 13, 890-894 (1972); translation from Dokl. Akad. Nauk SSSR 205, 36-39 (1972).

### Oscillatory solutions of $$x''(t)+a(t)f(x(q(t)))=0$$. (English)Zbl 0304.34069

Delay Functional Differ. Equ. Appl., Conf. Park City, Utah 1972, 335-343 (1972).
MSC:  34K11 34C10
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### Spectral asymptotics of nonsmooth elliptic operators. (English. Russian original)Zbl 0264.35056

Sov. Math., Dokl. 13, 906-910 (1972); translation from Dokl. Akad. Nauk SSSR 205, 267-270 (1972).
Reviewer: W. D. Evans

### Theory of degenerate hyperbolic equations in multidimensional domains. (English. Russian original)Zbl 0259.35057

Sov. Math., Dokl. 13, 807-810 (1972); translation from Dokl. Akad. Nauk SSSR 204, 1289-1291 (1972).

### Certain boundary value problems for hyperbolic equations and for equations of mixed type. (English)Zbl 0248.35079

MSC:  35L05 35L20 35M99

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