research

Publications

Publications

2012

On the Average Size of Glushkov and Partial Derivative Automata

International Journal of Foundations of Computer Science | 2012 | article
2012

On the importance of useless mathematics

Raising Public Awareness of Mathematics | 2012 | incollection
2012

On the Transition Semigroups of Centrally Labeled Rauzy Graphs

International Journal of Algebra and Computation | 2012 | article

A Costa

2012

Positive solution for a discrete fractional periodic boundary value problem

Dynamics of Continuous, Discrete and Impulsive Systems Series A: Mathematical Analysis | 2012 | article

CS Goodrich

2012

Preface

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) | 2012 | misc
2012

Preface of the "Symposium on dynamical systems: a framework for robot locomotion"

AIP Conference Proceedings | 2012 | misc

CP Santos

2012

Quadruped Robots' Modular Trajectories: Stability Issues

Numerical Analysis and Applied Mathematics (icnaam 2012), Vols a and B | 2012 | inproceedings
2012

Rank two quadratic pairs and surface group representations

Geometriae Dedicata | 2012 | article
2012

Reduction of order of cluster-type recurrence relations

The São Paulo Journal of Mathematical Sciences | 2012 | article

ME Sousa-Dias

2012

Reliability Evidence for Examination Cut Scores within a Medical School

Journal of Education and Learning | 2012 | article

AFL Moreira

D Moura

I Tavares

L Delgado

M Severo

MAF Tavares

R Fontes

T Rodrigues

2012

Self-Similarity in World Economy

IFAC Proceedings Volumes | 2012 | article

AM Lopes

JT Machado

2012

Sharkovskii order for non-wandering points

Portugaliae Mathematica | 2012 | article
2012

Spectrum of the elimination of loops and multiple arrows in coupled cell networks

Nonlinearity | 2012 | article
2012

Stability of quadruped robots' trajectories subjected to discrete perturbations

Nonlinear Dynamics | 2012 | article
2012

Statistical stability and limit laws for Rovella maps

Nonlinearity | 2012 | article
2012

Symbolic approach to the general cubic decomposition of polynomial sequences. Results for several orthogonal and symmetric cases

Opuscula Mathematica | 2012 | article
2012

The core-periphery model with three regions and more

Papers in Regional Science | 2012 | article

J Correia-da-Silva

P Mossay

2012

The discrete Markus-Yamabe problem for symmetric planar polynomial maps

Indagationes Mathematicae-new Series | 2012 | article
2012

The extremal index, hitting time statistics and periodicity

Advances in Mathematics | 2012 | article
2012

The Fourier-Stieltjes transform of Minkowski's ?(x) function and an affirmative answer to Salem's problem (vol 349, pg 633, 2011)

Comptes Rendus Mathematique | 2012 | misc
2012

Timing of birth and mode of delivery after spontaneous labour onset

European Journal of Epidemiology | 2012 | inproceedings

Cristina Teixeira

Henrique Barros

Joaquim Costa

2012

Um problema de grandes denominadores

2012 | inproceedings

António Machiavelo

Assis Azevedo

2012

Voronoi-Nasim summation formulas and index transforms

Integral Transforms and Special Functions | 2012 | article
2011

A general class of Voronoi's and Koshliakov-Ramanujan's summation formulas involving d(k)(n)

Integral Transforms and Special Functions | 2011 | article
2011

A Modular Approach for Trajectory Generation in Biped Robots

Numerical Analysis and Applied Mathematics Icnaam 2011: International Conference on Numerical Analysis and Applied Mathematics, Vols A-c | 2011 | inproceedings

C Tsitouras

CP Santos

D Rocha

G Psihoyios

TE Simos

V Matos

Z Anastassi