Publications | Research

Learning to time: A perspective

Journal of the Experimental Analysis of Behavior | 2009

A. Machado

M.T. Malheiro

W. Erlhagen

DOI

Inequalities for J-contractions involving the α-power mean

Journal of Inequalities in Pure and Applied Mathematics | 2009

G. Soares

On using quadratic interpolation of the determinant function to estimate the step-length in a predictor-corrector variant for semidefinite programming

AIP Conference Proceedings | 2009

A. Teixeira

F. Bastos

DOI

N0 completions on partial matrices

Applied Mathematics and Computation | 2009

C. Jordán

C.M. Araújo

J.R. Torregrosa

DOI

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

Linear Algebra and Its Applications | 2009

C. Mendes Araújo

J.R. Torregrosa

DOI

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

Applied Mathematics and Computation | 2009

C. Jordán

C.M. Araújo

J.R. Torregrosa

DOI

Opened modular numerical semigroups with a given multiplicity

J.C. Rosales

P. Vasco

DOI

The doubles of a numerical semigroup

A.M. Robles-Pérez

J.C. Rosales

P. Vasco

DOI

A Geometria no dia de ....

Paula Catarino

Complete semigroups of transformations on a finite chain

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

P. Catarino

Complete semigroups of transformations on a finite chain

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

Paula Catarino

Construções com Matemática

Profmat2009 | 2009

P. Catarino