Nonlinear neutral delay differential equations of fourth-order: Oscillation of solutionsThe objective of this paper is to study oscillation of
fourth-order neutral
differential equa
A Problem for a Factorized Equation with a Pseudoparabolic Differential Operator© 2020, Allerton Press, Inc. We state a new problem for a
fourth-order factorized
differential A navier–stokes-type problem with high-order elliptic operator and applicationsThe existence, uniqueness and uniformly Lp estimates for solutions of a high-
order abstract Navier
On the index of elliptic operators associated with a diffeomorphism of a manifold and the symbol of a pseudodifferential
operator of
order zero is treated as a smooth function. The index formula
The normality of some elliptic functional-differential operators of second orderThe normality of some elliptic functional-
differential operators of second
order A Note on the Fourth-Order Differential Equations of the
fourth-order nonlinear ordinary
differential equation is established. © 2024 American Institute