Igor Leite Freire
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Nonlinear self-adjointness of a generalized fifth-order KdV equation
IL Freire, JCS Sampaio
Journal of Physics A: Mathematical and Theoretical 45 (3), 032001, 2011
522011
Special conformal groups of a Riemannian manifold and Lie point symmetries of the nonlinear Poisson equation
Y Bozhkov, IL Freire
Journal of Differential Equations 249 (4), 872-913, 2010
422010
A family of wave-breaking equations generalizing the Camassa-Holm and Novikov equations
SC Anco, PL da Silva, IL Freire
Journal of Mathematical Physics 56 (9), 091506, 2015
382015
Self-adjoint sub-classes of third and fourth-order evolution equations
IL Freire
Applied Mathematics and Computation 217 (22), 9467-9473, 2011
362011
Conservation laws for self-adjoint first-order evolution equation
IL Freire
Journal of Nonlinear Mathematical Physics 18 (2), 279-290, 2011
352011
New classes of nonlinearly self-adjoint evolution equations of third-and fifth-order
IL Freire
Communications in Nonlinear Science and Numerical Simulation 18 (3), 493-499, 2013
322013
On the nonlinear self-adjointness and local conservation laws for a class of evolution equations unifying many models
IL Freire, JCS Sampaio
Communications in Nonlinear Science and Numerical Simulation 19 (2), 350-360, 2014
272014
Group analysis of the Novikov equation
Y Bozhkov, IL Freire, NH Ibragimov
Computational and Applied Mathematics 33 (1), 193-202, 2014
262014
Group classification of semilinear Kohn–Laplace equations
Y Bozhkov, IL Freire
Nonlinear Analysis: Theory, Methods & Applications 68 (9), 2552-2568, 2008
252008
Genealogical index: A metric to analyze advisor–advisee relationships
L Rossi, IL Freire, JP Mena-Chalco
Journal of Informetrics 11 (2), 564-582, 2017
232017
Symmetry methods in mathematical modeling of Aedes aegypti dispersal dynamics
IL Freire, M Torrisi
Nonlinear Analysis: Real World Applications 14 (3), 1300-1307, 2013
232013
Symmetry analysis of the bidimensional Lane–Emden systems
Y Bozhkov, IL Freire
Journal of Mathematical Analysis and Applications 388 (2), 1279-1284, 2012
232012
Lie and Noether symmetries for a class of fourth-order Emden–Fowler equations
IL Freire, PL Da Silva, M Torrisi
Journal of Physics A: Mathematical and Theoretical 46 (24), 245206, 2013
212013
Comparison of different approaches to construct first integrals for ordinary differential equations
R Naz, IL Freire, I Naeem
Abstract and Applied Analysis 2014, 2014
202014
New conservation laws for inviscid Burgers equation
IL Freire
Computational & Applied Mathematics 31 (3), 559-567, 2012
202012
On the paper “Symmetry analysis of wave equation on sphere” by H. Azad and MT Mustafa
IL Freire
Journal of mathematical analysis and applications 367 (2), 716-720, 2010
182010
Conservations laws for critical Kohn-Laplace equations on the Heisenberg group
YD Bozhkov, IL Freire
Journal of Nonlinear Mathematical Physics 15 (1), 35-47, 2008
172008
Nonlinear self-adjointness of a class of third order nonlinear dispersive equations
R Tracinà, IL Freire, M Torrisi
Communications in Nonlinear Science and Numerical Simulation 32, 225-233, 2016
162016
Well-posedness, travelling waves and geometrical aspects of generalizations of the Camassa-Holm equation
PL da Silva, IL Freire
Journal of Differential Equations 267 (9), 5318-5369, 2019
152019
An equation unifying both Camassa-Holm and Novikov equations
PL da Silva, IL Freire
Conference Publications 2015 (special), 304, 2015
152015
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