Publications
Publicações

Publications

Presmoothing the transition probabilities in the illness-death model

Statistics and Probability Letters | 2011

J. De Uña-Álvarez

DOI

On using the determinant function to estimate the step-length in a predictor-corrector variant for semidefinite programming with HKM direction

AIP Conference Proceedings | 2011

F. Bastos

DOI

On the inverse problem of the product of a form by a monomial: The case n = 4: Part II

Integral Transforms and Special Functions | 2011

P. Maroni

DOI

Sign pattern matrices that admit P0-matrices

Linear Algebra and Its Applications | 2011

J.R. Torregrosa

DOI

Sign pattern matrices that admit <sup>P0</sup>-matrices

Linear Algebra and Its Applications | 2011

J.R. Torregrosa

DOI

On tail dependence: A characterization for first-order max-autoregressive processes

Mathematical Notes | 2011
DOI

An analysys of the university mathematical education in Portugal in the late eighteenth century

Proceedings of the 6th European Summer University in History and Epistemology in Mathematics Education | 2011

Contributos para a criação de um movimento matemático em países ibérico americanos: o caso de José Morgado

C. Costa

O Pi dos Tanoeiros

International Conference New Horizons in Education | 2011

C. Costa

M. Nascimento

O Pi dos Tanoeiros

In International Conference New Horizons in Education - Reis C., Isman A. & Neves, F. S. (editores), Guarda. | 2011

The Alto Douro “wine coopers’ pi

International Conference on new Horizons in Education – Inte2011 | 2011

Álgebra Linear: Problemas e Exercícios - uma proposta de apoio às aulas do tipo teórico-práticas

Classification of a class of conformally flat pure radiation metrics with cosmological constant

AIP Conference Proceedings | 2011

M. Bradley

S.B. Edgar

M.P. MacHado Ramos

DOI

Monitoring NO3 contamination of aquifer system of Bacia do Cávado/Ribeiras Costeiras

Procedia Environmental Sciences | 2011

L. Margalho

J. Silva

DOI

Inference for non-markov multi-state models: An overview

Revstat Statistical Journal | 2011

Nonparametric location-scale models for censored successive survival times

Journal of Statistical Planning and Inference | 2011

I. Van Keilegom

J. De Uña-Álvarez

DOI

p3state.msm: Analyzing survival data from an illness-death model

Journal of Statistical Software | 2011

J. Roca-Pardiñas

Forecasting of yield curves using local state space reconstruction

Springer Proceedings in Mathematics | 2011

E.O. Covas

DOI

On the non-linear stability of scalar field cosmologies

Journal of Physics: Conference Series | 2011

A. Alho

J.A.V. Kroon

DOI

Pre-inflationary homogenization of scalar field cosmologies

Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics | 2011

A. Alho

DOI

Radiative gravitational collapse to black holes in five dimensions

AIP Conference Proceedings | 2011
DOI

Role of shell crossing on the existence and stability of trapped matter shells in spherical inhomogeneous Λ-CDM models

Physical Review D - Particles, Fields, Gravitation and Cosmology | 2011

M. Le Delliou

J.P. Mimoso

DOI

Spherically symmetric models: Separating expansion from contraction in models with anisotropic pressures

AIP Conference Proceedings | 2011

J.P. Mimoso

M. Le Delliou

DOI

Stability of polydeuces orbit

Springer Proceedings in Mathematics | 2011

D.C. Pinto

DOI