Publications
Publicações

Publications

When is a product of EP elements again EP?

Linear and Multilinear Algebra | 2026

Xavier Mary

DOI

Well–posedness and asymptotics of a fractional generalization of a SIS compartment model

Communications in Nonlinear Science and Numerical Simulation | 2026

Rui Ferreira

DOI

Molecular hydrogen and kidney diseases: a scoping review based on scientometry and data analytics

Medical Gas Research | 2026

Johanna Viana

Victor Leiva

DOI

Beyond Kaplan-Meier: A Comprehensive R Package for Interval-Censored Survival Analysis Using Turnbull’s Approach

Marta Azevedo

Gustavo Soutinho

DOI

Pattern Formation of Bulk-Surface Reaction-Diffusion Systems in a Ball

SIAM Journal on Applied Mathematics | 2026

Edgardo Villar-Sepúlveda

Alan Champneys

Anotida Madzvamuse

DOI

Pascal Trapezoids as Wigner Numbers and Some Combinatorial Properties

Isabel Cação

Helmuth Malonek

Graça Tomaz

DOI

Reaction–Diffusion Systems from Kinetic Models for Bacterial Communities on a Leaf Surface

Journal of Nonlinear Science | 2026

Marzia Bisi

Ana Soares

Romina Travaglini

DOI

The Mandelbrot Set for a Coquaternionic Family of Quadratics

Ricardo Severino

DOI

Limits of sequences of volume preserving homeomorphisms in W1,, for 0 < p < 1

Bulletin des Sciences Mathématiques | 2026
DOI

Symbolic and Numerical Computation of Coquaternionic Functions in Mathematica

Ricardo Severino

DOI

Generalized inverses of special matrices partitioned into blocks

Rendiconti del Circolo Matematico di Palermo Series 2 | 2026

Regina De Almeida

Paula Catarino

M. Vicente

José Vitória

DOI

Imputation of the Response Variable in Survival Analysis with Interval-Censored Data

Gustavo Soutinho

DOI

Green Exchange-Traded Fund Performance Evaluation Using the EU–EV Risk Model

José Azevedo

Ana Azevedo

DOI

A Two‐Stage Training Method for Modeling Constrained Systems With Neural Networks

M. Fernanda P. Costa

DOI

Multi-Factor Optimization and Failure-Tolerant Design of Cable-Driven Parallel Manipulators in Deep-Sea Robotics

IEEE Access | 2025

Asim Ghaffar

Muhammad Rahman

Victor Leiva

Carlos Martin-Barreiro

DOI

An upper bound for the rational topological complexity of a family of elliptic spaces

Said Hamoun

Youssef Rami

Bidimensional balancing, Lucas-balancing, cobalancing and Lucas-cobalancing numbers via the determinant of a tridiagonal matrix

Indian Journal of Pure and Applied Mathematics | 2025

M. Otero-Espinar

DOI

Total time on test-based goodness-of-fit statistics for the reciprocal property in fatigue-life models

Lifetime Data Analysis | 2025

Marta Azevedo

Victor Leiva

DOI

Revisiting fatigue-life distributions of Birnbaum-Saunders type: Mathematical characterization, simulation study, and applications

Applied Mathematical Modelling | 2025

Chang Dorea

Roberto Vila

Victor Leiva

Felipe Quintino

DOI

Bivariate extended skew-elliptical Heckman models: mathematical characterization and an application in economic sciences

Computational and Applied Mathematics | 2025

Roberto Vila

Helton Saulo

Carolina Marchant

Victor Leiva

DOI

Confidence Intervals for the Reliability of Dependent Systems: Integrating Frailty Models and Copula-Based Methods

Computer Modeling in Engineering &amp; Sciences | 2025

Osnamir Bru-Cordero

Victor Leiva

Mario Jaramillo-Elorza

DOI

Positive topological entropy for semi-Riemannian geodesic flows

Proceedings of the American Mathematical Society | 2025

Mário Bessa

João Lopes Dias

Pedro Matias

DOI

Neural fractional differential equations

Applied Mathematical Modelling | 2025
DOI

On tridimensional Lucas-balancing numbers and some properties

Notes on Number Theory and Discrete Mathematics | 2025

M. Otero-Espinar

DOI