Publications
Publicações

Publications

N<inf>0</inf> completions on partial matrices

Applied Mathematics and Computation | 2009

C. Jordán

J.R. Torregrosa

DOI

Sign pattern matrices that admit M-, N-, P- or inverse M-matrices

Linear Algebra and Its Applications | 2009

J.R. Torregrosa

DOI

Opened modular numerical semigroups with a given multiplicity

J.C. Rosales

DOI

The doubles of a numerical semigroup

A.M. Robles-Pérez

J.C. Rosales

DOI

A Geometria no dia de ....

Complete semigroups of transformations on a finite chain

International Conference on Semigroups and related topics, ICSrt 2009 | 2009

Complete semigroups of transformations on a finite chain

International Conference on Semigroups and related topics, ICSrt 2009, Porto | 2009

Construções com Matemática

Profmat2009 | 2009

Construções com Matemática

Profmat2009, Viana do Castelo | 2009

Livro das Atas do EIEM2008-Encontro em Investigação em Educação Matemática 2008

C. Costa

M. Nascimento

AP Aires

Tarefas de Geometria para o Ensino Pré-escolar e para o 1.º Ciclo do Ensino Básico

Profmat2009 | 2009

C. Costa

Tarefas de Geometria para o Ensino Pré-escolar e para o 1.º Ciclo do Ensino Básico

Profmat2009, Viana do Castelo | 2009

Assessing the effect of clustered and biased multi-stage sampling

Environmetrics | 2009

J. Tawn

DOI

Fast estimation of aggregates in unstructured networks

Proceedings of the 5th International Conference on Autonomic and Autonomous Systems, ICAS 2009 | 2009

C. Baquero

P.S. Almeida

DOI

Multi-state models for the analysis of time-to-event data

Statistical Methods in Medical Research | 2009

J. De Uña-Álvarez

C. Cadarso-Suárez

P.K. Andersen

DOI

Avoiding closed timelike curves with a collapsing rotating null dust shell

AIP Conference Proceedings | 2009

J. Natário

P. Tod

DOI

Matching stationary spacetimes

Journal of Geometry and Physics | 2009

J. Natário

DOI

Matching stationary spacetimes in cylindrical symmetry

AIP Conference Proceedings | 2009

J. Natário

DOI

Spherical f-tilings by scalene triangles and isosceles trapezoids III

Electronic Journal of Combinatorics | 2009

C.P. Avelino

A competitive dynamic model for decision making in autonomous robots performing cooperative tasks

Unpublished | 2009

Estela Bicho

Wolfram Erlhagen

DOI

Surface modification of electrospun polycaprolactone nanofiber meshes by plasma treatment to enhance biological performance

E.D. Pinho

S. Faria

I. Pashkuleva

A.P. Marques

R.L. Reis

N.M. Neves

DOI

Dihedral F-tilings of the sphere by equilateral and scalene triangles - II

Electronic Journal of Combinatorics | 2008

A.M.D. Breda

P.S. Ribeiro

Dihedral f-tilings of the sphere by equilateral and scalene triangles, III

Electronic Journal of Combinatorics | 2008

Spherical f-tilings by triangles and r-sided regular polygons, r > 5

Electronic Journal of Combinatorics | 2008

C.P. Avelino