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Found 19 Documents (Results 1–19)

On the essential selfadjointness of a nonsemibounded Schrödinger operator with strong singularities in the potential. (English. Russian original) Zbl 1033.34086

Differ. Equ. 38, No. 10, 1524-1526 (2002); translation from Differ. Uravn. 38, No. 10, 1431-1433 (2002).
MSC:  34L40
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Technical stability with respect to measure of solutions of boundary value problems for distributed processes with a continuous control. (English. Russian original) Zbl 1027.93021

Differ. Equ. 38, No. 10, 1495-1502 (2002); translation from Differ. Uravn. 38, No. 10, 1404-1411 (2002).
MSC:  93C20 93D05 93C05
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An application of the averaging method and Hadamard’s method of descent to the analysis of the Cauchy problem for an ultra-hyperbolic equation. (English. Russian original) Zbl 1029.35070

Differ. Equ. 38, No. 10, 1488-1494 (2002); translation from Differ. Uravn. 38, No. 10, 1397-1403 (2002).
MSC:  35G10
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Homogenization of the Lavrent’ev–Bitsadze equation in a partially perforated domain. (English. Russian original) Zbl 1034.35009

Differ. Equ. 38, No. 10, 1481-1487 (2002); translation from Differ. Uravn. 38, No. 10, 1390-1396 (2002).
MSC:  35B27 35M10
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Slow integral manifolds with stability change in the case of a fast vector variable. (English. Russian original) Zbl 1041.34031

Differ. Equ. 38, No. 10, 1446-1452 (2002); translation from Differ. Uravn. 38, No. 10, 1358-1364 (2002).
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Stability of linear mixed functional-differential equations with commensurable deviations of the space argument. (English. Russian original) Zbl 1037.34071

Differ. Equ. 38, No. 10, 1415-1422 (2002); translation from Differ. Uravn. 38, No. 10, 1331-1337 (2002).
MSC:  34K20 34D23
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Investigation of some mathematical models of electorate evolution. (English. Russian original) Zbl 1026.34035

Differ. Equ. 38, No. 10, 1406-1414 (2002); translation from Differ. Uravn. 38, No. 10, 1322-1330 (2002).
MSC:  34C05 91D10 34H05
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The construction of a Pfaff linear system whose solutions have an arbitrary given boundary lower exponent set. (English. Russian original) Zbl 1192.37082

Differ. Equ. 38, No. 10, 1393-1405 (2002); translation from Differ. Uravn. 38, No. 10, 1310-1321 (2002).
MSC:  37J35
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Elliptic limit cycles of two-dimensional autonomous differential systems. (English. Russian original) Zbl 1043.34027

Differ. Equ. 38, No. 10, 1385-1392 (2002); translation from Differ. Uravn. 38, No. 10, 1303-139 (2002).
MSC:  34C05
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