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Found 4 Documents (Results 1–3)

Differ. Equ. 55, No. 12, 1641-1648 (2019); translation from Differ. Uravn. 55, No. 12, 1693-1700 (2019).
MSC:  93D05 93C30 93C05
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Differ. Equ. 54, No. 11, 1517-1523 (2018); translation from Differ. Uravn. 54, No. 11, 1540-1546 (2018).
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Differ. Equ. 53, No. 11, 1501-1511 (2017); translation from Differ. Uravn. 53, No. 11, 1532-1542 (2017).
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