Results 11 to 20 of about 17,972,436 (209)

Positive solutions of a boundary value problem with integral boundary conditions [PDF]

open access: yes, 2011
We consider boundary-value problems studied in a recent paper. We show that some existing theory developed by Webb and Infante applies to this problem and we use the known theory to show how to find improved estimates on parameters μ*, λ so ...
Webb, J.
core   +9 more sources

Localized direct segregated boundary-domain integral equations for variable-coefficient transmission problems with interface crack [PDF]

open access: yes, 2011
The full text of the published article can be accessed at the link belowSome transmission problems for scalar second order elliptic partial differential equations are considered in a bounded composite domain consisting of adjacent anisotropic subdomains ...
Mikhailov, SE   +2 more
core   +6 more sources

Analysis of some localized boundary-domain integral equations [PDF]

open access: yes, 2009
Some direct segregated localized boundary-domain integral equation (LBDIE) systems associated with the Dirichlet and Neumann boundary value problems (BVP) for a scalar "Laplace" PDE with variable coefficient are formulated and analysed. The parametrix is
Mikhailov, SE   +2 more
core   +6 more sources

Positive solutions of nonlinear fourth-order boundary-value problems with local and non-local boundary conditions [PDF]

open access: yes, 2008
We establish new existence results for multiple positive solutions of fourth-order nonlinear equations which model deflections of an elastic beam. We consider the widely studied boundary conditions corresponding to clamped and hinged ends and many non ...
J. R. L. Webb   +5 more
core   +1 more source

Boundary value problems for fractional differential inclusions with four-point integral boundary conditions [PDF]

open access: yesSurveys in Mathematics and its Applications, 2011
In this paper, we discuss the existence of solutions for a boundary value problem of second order fractional differential inclusions with four-point integral boundary conditions involving convex and non-convex multivalued maps.
Bashir Ahmad , Sotiris K. Ntouyas
doaj  

On a fractional differential inclusion with four-point integral boundary conditions [PDF]

open access: yesSurveys in Mathematics and its Applications, 2013
We study the existence of solutions for fractional differential inclusions of order q∈ (1,2] with four-point integral boundary conditions. We establish Filippov type existence results in the case of nonconvex set-valued maps.
Aurelian Cernea
doaj  

Localized boundary-domain integral equation formulation for mixed type problems [PDF]

open access: yes, 2010
Copyright @ 2010 Walter de Gruyter GmbHSome modified direct localized boundary-domain integral equations (LBDIEs) systems associated with the mixed boundary value problem (BVP) for a scalar “Laplace” PDE with variable coefficient are formulated and ...
Mikhailov, SE   +5 more
core   +1 more source

Ulam-type stability for a class of implicit fractional differential equations with non-instantaneous integral impulses and boundary condition

open access: yesAdvances in Difference Equations, 2017
In this paper, we investigate four different types of Ulam stability, i.e., Ulam-Hyers stability, generalized Ulam-Hyers stability, Ulam-Hyers-Rassias stability and generalized Ulam-Hyers-Rassias stability for a class of nonlinear implicit fractional ...
Akbar Zada, Sartaj Ali, Yongjin Li
doaj   +1 more source

Existence Results for Langevin Fractional Differential Inclusions Involving Two Fractional Orders with Four-Point Multiterm Fractional Integral Boundary Conditions

open access: yesAbstract and Applied Analysis, 2013
We discuss the existence of solutions for Langevin fractional differential inclusions involving two fractional orders with four-point multiterm fractional integral boundary conditions.
Ahmed Alsaedi   +2 more
doaj   +1 more source

Analysis of two-operator boundary-domain integral equations for variable-coefficient mixed BVP [PDF]

open access: yes, 2011
This is the post-print version of the Article. The official published version can be accessed from the link below - Copyright @ 2011 Steklov Mathematical Institute RAS.Applying the two-operator approach, the mixed (Dirichlet–Neumann) boundary value ...
Mikhailov, SE, Ayele, TG
core   +5 more sources

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