Publications
Publicações

Publications

On the numerical range of Kac-Sylvester matrices

The Electronic Journal of Linear Algebra | 2023

Natalia Bebiano

Rute Lemos

Dynamics of the coquaternionic maps x<sup>2</sup> + bx

Rendiconti del Circolo Matematico di Palermo | 2023

R. Severino

M.J. Soares

DOI

Interactions between financial constraints and economic growth

North American Journal of Economics and Finance | 2023

J. Jerónimo

P.C. Neves

M. Thompson

DOI

Geometry and analysis in Anastácio da Cunha’s calculus

Archive for History of Exact Sciences | 2023
DOI

Intrinsic Properties of a Non-Symmetric Number Triangle

Journal of Integer Sequences | 2023

Isabel Cação

Helmuth R. Malonek

Graça Tomaz

Remarks on the Vietoris Sequence and Corresponding Convolution Formulas

Isabel Cação

Helmuth Malonek

Graça Tomaz

DOI

A Two-Step Quaternionic Root-Finding Method

Ricardo Severino

Maria Soares

DOI

Optimizing Retail Sentiment Analysis with SentiLex-PT and Machine Learning

XXVI congresso SPE2023 | 2023

C. Almeida

C.. Corresponding author: Castro

A Posteriori Stabilized Sixth-Order Finite Volume Scheme with Adaptive Stencil Construction: Basics for the 1D Steady-State Hyperbolic Equations

Stéphane Clain

Raphaël Loubère

DOI

Imposing slip conditions on curved boundaries for 3D incompressible flows with a very high-order accurate finite volume scheme on polygonal meshes

R. Costa

S. Clain

J.M. Nóbrega

H. Beirão da Veiga

F. Crispo

DOI

Performance Evaluation of Portfolio Stocks Selected with the EU–EV Risk Model

DOI

On the bivariate Padovan polynomials matrix

Notes on Number Theory and Discrete Mathematics | 2023

Orhan Dişkaya

Hamza Menken

DOI

Tópicos de Matemática Discreta: exercícios resolvidos para a unidade curricular

Suzana Mendes Gonçalves

Plickers to support similarities learning: An experience on 7th grade Portuguese basic education

Contemporary Educational Technology | 2023

Paula Nunes

Paulo Martins

Maria Nascimento

DOI

A note on telephone numbers and their matrix generators

Notes on Number Theory and Discrete Mathematics | 2023

Francisco Alves

Renata Vieira

DOI

On the Hyperbolic Leonardo and Hyperbolic Francois Quaternions

Journal of New Theory | 2023

Orhan DIŞKAYA

Hamza MENKEN

DOI

Constructive semigroups with apartness - a state of the art

arXiv | 2023

M. Mitrović

M.N. Hounkonnou

DOI

An Epidemiological Analysis for Assessing and Evaluating COVID-19 Based on Data Analytics in Latin American Countries

Biology | 2023

Victor Leiva

Esdras Alcudia

Julia Montano

DOI

Matérn Correlation and Stochastic Partial Differential Equation

Lisbon Young Mathematicians Conference 2023 | 2023
DOI

Not All Roses: The Impact of Neural Networks for Hydropower Plant Management in Agriculture

ECAI 2023 Workshop on Artificial Intelligence for Sustainability | 2023

M. Fernanda P. Costa

Reference frames in general relativity and the galactic rotation curves

Phys.Rev.D | 2023

José Natário

Francisco Frutos-Alfaro

Michael Soffel

DOI

Divisibility of Finite Geometric Series

Bulletin of the Malaysian Mathematical Sciences Society | 2023

Robert Hartwig

DOI

Improved decay estimates and C²-asymptotic stability of solutions to the Einstein-scalar field system in spherical symmetry

Journal of Hyperbolic Differential Equations | 2023

João Costa

Rodrigo Duarte

DOI

Biased Random-Key Genetic Algorithm with Local Search Applied to the Maximum Diversity Problem

Mathematics | 2023

Geiza Silva

André Leite

Raydonal Ospina

Victor Leiva

Jorge Figueroa-Zúñiga

DOI