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pro vyhledávání: '"Shyam S. Santra"'
Autor:
Arun K. Tripathy, Shyam S. Santra
Publikováno v:
Mathematica Bohemica, Vol 146, Iss 2, Pp 185-197 (2021)
In this work, we present necessary and sufficient conditions for oscillation of all solutions of a second-order functional differential equation of type (r(t)(z'(t))^\gamma)' +\sum_{i=1}^m q_i(t)x^{\alpha_i}(\sigma_i(t))=0, \quad t\geq t_0, where $z(
Externí odkaz:
https://doaj.org/article/b70266fdb2bc4eff9dee1ad13f1a7894
Publikováno v:
Mathematics, Vol 9, Iss 14, p 1634 (2021)
It is easy to notice the great recent development in the oscillation theory of neutral differential equations. The primary aim of this work is to extend this development to neutral differential equations of mixed type (including both delay and advanc
Externí odkaz:
https://doaj.org/article/636292f423c94a4bac3911c24b912145
Publikováno v:
Demonstratio Mathematica. 55:28-39
In this article, we study the asymptotic behavior of even-order neutral delay differential equation ( a ⋅ ( u + ρ ⋅ u ∘ τ ) ( n − 1 ) ) ′ ( ℓ ) + h ( ℓ ) u ( g ( ℓ ) ) = 0 , ℓ ≥ ℓ 0 , {(a\cdot {(u+\rho \cdot u\circ \tau )}^{(n