Critical multipliers in variational systems via second-order generalized differentiation systems and extend to a general framework the corresponding notions by Izmailov and Solodov developed
NONPOTENTIALITY OF SOBOLEV SYSTEM AND CONSTRUCTION OF SEMIBOUNDED FUNCTIONAL the importance of studying general
differential equations and
systems not resolved with respect to the higher
ON CONTROLLABILITY PROBLEM FOR DEGENERATE FUNCTIONAL DIFFERENTIAL INCLUSIONS IN A BANACH SPACE functional differential inclusion in a separable Banach space in the presence of the impulse effect
Boundary value problems for elliptic functional-differential equations and their applications elliptic
functional-differential equations in bounded domains, extending the author's earlier work [{it
On Explicit Difference Schemes for Autonomous Systems of Differential Equations on Manifolds schemes that approximate a
system of ordinary
differential equations is investigated. An autonomous
system Version of the elimination method for a system of partial differential equations© 2017, Pleiades Publishing, Ltd. For a
system of three first-order partial
differential equations