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Publikováno v:
Қарағанды университетінің хабаршысы. Математика сериясы, Vol 97, Iss 1 (2020)
In this article we investigate the correctness of boundary value problems for a sixth order quasi-hyperbolic equation in the Sobolev space Lu = −D6t u + ∆u − λu (Dt =∂/∂t , ∆ = Σni=1∂2/∂x2i – Laplace operator, λ – real paramete
Externí odkaz:
https://doaj.org/article/ee9558edeb32439db298e30eb1d8bea8