D. Costa

发表

A high-linking algorithm for sign-changing solutions of semilinear elliptic equations

Goong Chen, Z. Ding, D. Costa, 1999 .

A Mathematical Description of Water Flow through Plant Tissues

D. Costa, P. Schulte, 1996 .

The Mountain-Pass Theorem

D. Costa, 2007 .

A Variational Approach to Subquadratic Perturbations of Elliptic Systems

D. Costa, C. A. Magalhães, 1994 .

On a class of resonant problems at higher eigenvalues

D. Costa, E. Silva, 1995 .

An Invitation to Variational Methods in Differential Equations

David G. Costa, D. Costa, 2007 .

Extremal solutions of logistic-type equations in exterior domain in R2

D. Costa, S. Carl, H. Tehrani, 2018, Nonlinear Analysis.

Asymptotics of ground states for fractional Hénon systems

D. Costa, Jianfu Yang, M. Squassina, 2014, 1411.5141.

Existence of solution for a class of semilinear elliptic problems at double resonance

D. Costa, A. S. Oliveira, 1988 .

On a class of singular second-order Hamiltonian systems with infinitely many homoclinic solutions

D. Costa, H. Tehrani, 2012, 1211.6779.

Semiclassical states of p-Laplacian equations with a general nonlinearity in critical case

D. Costa, Jianjun Zhang, Ó. JoãoMarcosdo, 2016 .

On heterogeneous radially symmetric semilinear elliptic equations with critical nonlinearities in R2

D. Costa, H. Tehrani, 2023, Nonlinear Analysis: Real World Applications.

A Unified Approach to a Class of Strongly Indefinite Functionals

D. Costa, C. A. Magalhães, 1996 .

On a Class of Elliptic Systems in R(N)

D. Costa, 1994 .

On Best Constants for Limiting Embeddings of Fractional Sobolev Spaces

D. Costa, Jianfu Yang, D. G. Figueiredo, 2010 .

Estimates at infinity for positive solutions to a class of p-Laplacian problems in RN

D. Costa, H. Tehrani, R. Thomas, 2012 .

The exact number of solutions for a class of ordinary differential equations through Morse Index computation

D. Costa, D. G. Figueiredo, P. N. Srikanth, 1992 .

𝒟1,2(ℝ N ) versus C(ℝ N ) local minimizer on manifolds and multiple solutions for zero-mass equations in ℝ N

D. Costa, S. Carl, H. Tehrani, 2018, Advances in Calculus of Variations.

D1,2(RN) versus C(RN) local minimizer and a Hopf-type maximum principle

D. Costa, S. Carl, H. Tehrani, 2016 .

ON A VARIATIONAL APPROACH TO EXISTENCE AND MULTIPLICITY RESULTS FOR SEMIPOSITONE PROBLEMS

D. Costa, Jianfu Yang, H. Tehrani, 2006 .

Existence and nonexistence of least energy solutions of the Neumann problem for a semilinear elliptic equation with critical Sobolev exponent and a critical lower-order perturbation

D. Costa, P. Girão, 2003, 1407.6232.

Existence and multiplicity results for a class of nonlinear elliptic boundary value problems at resonance

D. Costa, J. Goncalves, 1981 .

Invariance of critical points under Kelvin transform and multiple solutions in exterior domains of $$\mathbb {R}^2$$R2

D. Costa, M. Fotouhi, S. Carl, 2019, Calculus of Variations and Partial Differential Equations.

Multiple critical points of invariant functionals and applications

M. Willem, D. Costa, 1986 .

Critical point theory for nondifferentiable functionals and applications

D. Costa, J. Goncalves, 1990 .

On a Class of Critical Elliptic Equations of Caffarelli-Kohn-Nirenberg Type

D. Costa, O. Miyagaki, 2005 .

On partition of energy for uniformly propagative systems

D. Costa, 1977 .

Concentration profiles for the Trudinger-Moser functional are shaped like toy pyramids

D. Costa, C. Tintarev, 2012, 1211.3835.

Schrödinger equations with critical nonlinearity, singular potential and a ground state☆

D. Costa, Ó. JoãoMarcosdo, K. Tintarev, 2010 .

On the sign of the mountain pass solution

D. Costa, H. Tehrani, 2001 .

Existence results for perturbations of the p -Laplacian

D. Costa, C. A. Magalhães, 1995 .

Existence and Concentration of Positive Solutions for Nonlinear Kirchhoff-Type Problems with a General Critical Nonlinearity

D. Costa, Jianjun Zhang, J. do Ó, 2017, Proceedings of the Edinburgh Mathematical Society.

Compactness properties of critical nonlinearities and nonlinear Schrödinger equations

D. Costa, K. Tintarev, J. Marcos do Ó, 2013, Proceedings of the Edinburgh Mathematical Society.

A variational approach to superlinear semipositone elliptic problems

D. Costa, H. R. Quoirin, H. Tehrani, 2016 .

On a Class of Asymptotically Linear Elliptic Problems in RN

D. Costa, H. Tehrani, 2001 .

Variational elliptic problems which are nonquadratic at infinity

D. Costa, C. A. Magalhães, 1994 .

Unbounded Perturbations of Resonant Schrodinger Equations

D. Costa, H. Tehrani, 2003 .

On positive solutions of one-dimensional semipositone equations with nonlinear boundary conditions

Abdou K. Drame, David G. Costa, D. Costa, 2012, Appl. Math. Lett..

EXISTENCE OF POSITIVE SOLUTIONS FOR SEMI-POSITONE SYSTEMS

D. Costa, A. Drame, 2008 .

On Hardy-Rellich type inequalities in RN

David G. Costa, D. Costa, 2009, Appl. Math. Lett..

Some new and short proofs for a class of Caffarelli-Kohn-Nirenberg type inequalities

D. Costa, 2008 .

Nontrivial Solutions for Perturbations of the p-Laplacian on Unbounded Domains

Olímpio H. Miyagaki, D. Costa, D. G. Costa, 1995 .

On a Class of Schrödinger-Type Equations with Indefinite Weight Functions

D. Costa, J. Chabrowski, 2008 .

Existence of positive solutions for a class of indefinite elliptic problems in ${\mathbb R}^N$

D. Costa, H. Tehrani, 2001 .

On existence of positive solutions for a class of Caffarelli-Kohn-Nirenberg type equations

D. Costa, J. Chabrowski, 2010 .

Existence of solution for a class of quasilinear Schrödinger equation inRNwith zero-mass

D. Costa, C. O. Alves, O. Miyagaki, 2019, Journal of Mathematical Analysis and Applications.

EQUIPARTITION OF ENERGY FOR A CLASS OF SECOND ORDER EQUATIONS

D. Costa, 1977 .

Asymptotic Properties of General Symmetric Hyperbolic Systems

G. Avila, D. Costa, G.S.S. Ávila, 1978 .

Sharp weighted-norm inequalities for functions with compact support in RN∖{0}

D. Costa, Florin Catrina, 2009 .

Xylem anisotropy and water transport--a model for the double sawcut experiment.

D. Costa, P. Schulte, 2010, Tree physiology.

Existence result for a class of biharmonic equations with critical growth and singular potential in RN

Guoqing Zhang, David G. Costa, D. Costa, 2014, Appl. Math. Lett..

Positive Solutions to Semilinear Elliptic Equations with Logistic Type Nonlinearities and Constant Yield Harvesting in ℝ N

D. Costa, P. Drábek, H. Tehrani, 2008 .

The Nehari manifold for indefinite Kirchhoff problem with Caffarelli-Kohn-Nirenberg type critical growth

David G. Costa, Pawan K. Mishra, João Marcos Do Ó, 2019, Topological Methods in Nonlinear Analysis.

The Palais-Smale condition versus coercivity

David G. Costa, D. Costa, E. B. De B. e Silva, 1991 .

A Duality Principle

D. Costa, 2007 .