Discrete-time fractional variational problems NRO Bastos, RAC Ferreira, DFM Torres
Signal Processing 91 (3), 513-524, 2011
308 2011 Nontrivial solutions for fractional R Ferreira
Electronic journal of qualitative theory of differential equations 2010 (70 …, 2010
261 2010 Positive solutions for a class of boundary value problems with fractional q-differences RAC Ferreira
Computers & Mathematics with Applications 61 (2), 367-373, 2011
220 2011 Fractional h-difference equations arising from the calculus of variations RAC Ferreira, DFM Torres
Applicable Analysis and Discrete Mathematics, 110-121, 2011
207 2011 A Lyapunov-type inequality for a fractional boundary value problem R Ferreira
Fractional calculus and applied analysis 16 (4), 978-984, 2013
192 2013 Necessary optimality conditions for fractional difference problems of the calculus of variations NRO Bastos, RAC Ferreira, DFM Torres
arXiv preprint arXiv:1007.0594, 2010
179 2010 On a Lyapunov-type inequality and the zeros of a certain Mittag–Leffler function RAC Ferreira
Journal of mathematical analysis and applications 412 (2), 1058-1063, 2014
171 2014 A discrete fractional Gronwall inequality RAC Ferreira
Proceedings of the American Mathematical Society, 1605-1612, 2012
123 2012 Higher-order calculus of variations on time scales RAC Ferreira, DFM Torres
Mathematical control theory and finance, 149-159, 2008
102 2008 Diamond-Jensen's inequality on time scales MR Sidi Ammi, RAC Ferreira, DFM Torres
Journal of Inequalities and Applications 2008, 1-13, 2008
95 2008 Existence and uniqueness of solution to some discrete fractional boundary value problems of order less than one RAC Ferreira
Journal of Difference Equations and Applications 19 (5), 712-718, 2013
90 2013 Generalized retarded integral inequalities RAC Ferreira, DFM Torres
Applied Mathematics Letters 22 (6), 876-881, 2009
61 2009 Generalizations of Gronwall–Bihari inequalities on time scales RAC Ferreira, DFM Torres
Journal of Difference Equations and Applications 15 (6), 529-539, 2009
44 2009 Remarks on the calculus of variations on time scales RAC Ferreira, DFM Torres
arXiv preprint arXiv:0706.3152, 2007
42 2007 Optimality conditions for the calculus of variations with higher-order delta derivatives RAC Ferreira, AB Malinowska, DFM Torres
Applied Mathematics Letters 24 (1), 87-92, 2011
41 2011 Positive solution for a discrete fractional periodic boundary value problem RAC Ferreira, CS Goodrich
Dyn. Contin. Discrete Impuls. Syst. Ser. A Math. Anal 19 (5), 545-557, 2012
40 2012 Integral inequalities and their applications to the calculus of variations on time scales MJ Bohner, RAC Ferreira, DFM Torres
arXiv preprint arXiv:1001.3762, 2010
38 2010 Isoperimetric problems of the calculus of variations on time scales RAC Ferreira, DFM Torres
arXiv preprint arXiv:0805.0278, 2008
38 2008 Lyapunov-type inequalities for some sequential fractional boundary value problems RAC Ferreira
Adv. Dyn. Syst. Appl 11 (1), 33-43, 2016
36 2016 Discrete fractional calculus and fractional difference equations RAC Ferreira
Springer, 2022
35 2022 
Delfim F. M. TorresProfessor of Mathematics, University of AveiroПідтверджена електронна адреса в ua.pt