GTA | Geometry, Topology and Applications

About

The Geometry, Topology and Applications (GTA) group is composed of 10 PhD members, 5 PhD students and 1 scholarship.

The main areas of the group's research are Algebraic Topology, Differential Geometry, Discrete Geometry, General Relativity and Mathematical Biology.

Doctors supervise research work at Master, Doctoral and Post-Doc levels and have collaborations with several national and foreign researchers.

Coordinator

Ana Cristina Castro Ferreira

Integrated Member

Associate Professor

PHD Members

Altino Santos

Ana Cristina Ferreira

Non PHD Members

Useful Links

Former group webpage

Last Publications

The completeness problem on 3-dimensional non-unimodular Lie groups

Salah Chaib

Ana Ferreira

DOI

Isometries of 3-dimensional semi-Riemannian Lie groups

Salah Chaib

Ana Ferreira

Abdelghani Zeghib

DOI

Isometries of 3-dimensional semi-Riemannian Lie groups

Salah Chaib

Ana Ferreira

Abdelghani Zeghib

DOI

Clustering and Risk Analysis for Evaluating the Water Quality of a Hydrological Basin

Ana Pedra

A. Gonçalves

Irene Brito

DOI

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

Said Hamoun

Youssef Rami

Lucile Vandembroucq

Lucile. Corresponding author: Vandembroucq

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

Irene Brito

José Azevedo

Ana Azevedo

DOI

Fibering polarizations and Mabuchi rays on symmetric spaces of compact type

Thomas Baier

Ana Ferreira

Joachim Hilgert

José Mourão

João Nunes

DOI

On the topology of concurrent systems

Journal of Applied and Computational Topology | 2025

Catarina Faustino

Thomas Kahl

Rodrigo Lopes

DOI

The completeness problem on the pseudo-homothetic Lie group

Salah Chaib

Ana Ferreira

Abdelghani Zeghib

DOI

On the completeness problem of homogeneous Lorentz 3-dimensional spaces, part I

Salah Chaib

Ana Ferreira

Abdelghani Zeghib

Related Events

Online | 2025-07-08 | 14:30

On the higher rational topological complexity of certain elliptic spaces

GTA Seminar | Speaker: Said Hamoun (My Ismail…

Sala de Seminários Ed.6-3.08 | 2025-04-30 | 14:30

G2*-structures and their holonomy

GTA Seminar | Speaker: Ana Cristina Ferreira (CMAT…

Online | 2025-02-20 | 14:30

Immersed but not embedded homology classes

GTA Seminar | Speaker: Mark Grant (University of…

Sala de Seminários Ed.6-3.08 | 2025-01-23 | 14:30

Geodesic Completeness of Left-Invariant Lorentzian Metrics on the Pseudo-Homothetic…

GTA Seminar | Speaker: Salah Chaib (CMAT, Univ.…

Online | 2024-11-27 | 11:00

Complete (curved) Lie algebras as models of spaces

GTA Seminar | Speaker: Mario Fuentes (Univ.

…

Online | 2024-11-14 | 14:30

Reference frames in General Relativity, gravitomagnetism, and the galactic…

GTA Seminar | Speaker: Filipe Costa (IST-UL,…

Seminar room, room 3.08, building 6 | 2024-10-18 - Oct 18 | 11:30

GEMS III - Geometry Meetings III

University of Minho | 2024-10-07 - Oct 09 | 09:00

4th Portuguese Meeting in Biomathematics

4EPBM aims to bring together Mathematicians and…

Sala de Seminários Ed.6-3.08 | 2024-09-19 | 14:30

Reducible skew-torsion holonomy and the heterotic G2-system

GTA Seminar | Speaker: Leander Stecker (IST-UL,…

Sala F2.2 PII ECT, UTAD and online | 2024-07-09 | 11:00

Classification of Edge-to-edge Monohedral Tilings of the Sphere

GTA Seminar | Speaker: Hoi Ping LUK (The Hong Kong…

Sala de Seminários Ed.6-3.08 | 2024-06-28

One Day Meeting on Topology and its Applications

The meeting is organized by the…

online | 2024-05-29 | 14:30

Standard quotients of homogeneous spaces: the case of plane wave

GTA Seminar | Speaker: Lilia Mehidi (Univ.

…

Sala de Seminários Ed.6-3.08 | 2024-05-22 | 11:30

Parabolic Hitchin connection

GTA Seminar | Speaker: Zakaria Ouaras (Côte d'Azur…

Sala de Seminários Ed.6-3.08 | 2024-04-05 | 16:00

3-(𝛼,𝛿)-Sasaki Manifolds and Strongly Positive Curvature

GTA Seminar | Speaker: Ilka Agricola (Marburg,…

Sala de Seminários Ed.6-3.08 | 2024-03-15 | 16:00

Virial identities in GR

GTA Seminar | Speaker: Alexandre Pombo (Czech…

Sala de Seminários Ed.6-3.08 | 2024-02-28 | 14:30

Metric connections with cyclic torsion

GTA Seminar | Speaker: Henrik Winther (Univ.

…

University of Minho | 2023-12-19 - Dec 19 | 09:30

One Day Meeting in Mathematical Biology

After the first edition in…

online | 2023-12-14 | 14:30

On the application of mathematics in architecture (Architectural Geometry)

GTA Seminar | Speaker: Ahmed Elshafei (CMAT)

…

Sala de Seminários do DMat, Edif. 6 - 3.08 | 2023-10-26 - Oct 27 | 11:00

Dias de Geometria, Topologia e Aplicações

O encontro é organizado pelo grupo Geometria, Topologia e…

Universidade de Trás-os-Montes e Alto Douro | 2023-09-25 - Sep 25 | 09:30

Open Day of CMAT 2023

This is the 6th CMAT's Open Day, an initiative of the Centre…

Sala de seminários do CMAT - building 6 room 3.08 | 2023-06-14 | 11:30

Seminar session on geometry and relativity

Seminar Room, Gualtar Campus - Braga | 2023-04-12 | 14:30

Topology of almost complex structures in dimension 6

Speaker: Gustavo Granja, Instituto Superior…

Webinar | 2023-03-22 | 14:30

How to recognize if a holomorphic vector field on a complex manifold is complete

Speaker: …

Webinar | 2023-03-01 | 14:30

On semicompleteness of Halphen systems

…

Webinar | 2023-02-01 | 14:30

Structure of Circular Orbits for Generic Ultracompact Objects

Speaker: Jorge Delgado (CIDMA,…

University of Minho | 2022-11-23 - Nov 23 | 09:00

One day meeting on Geometry, Topology and Applications

The aim of the meeting is to promote discussions and interchange of…

Universidade do Minho | 2022-11-02 - Nov 02 | 09:30

One Day Meeting in Mathematical Biology

The One Day Meeting in Mathematical Biology will gather researchers…

Hybrid | 2022-10-07 | 16:00

Quaternion skew-Hermitian geometry

Henrik Winther

online | 2022-07-27 | 14:30

On the rational topological complexity of coformal elliptic spaces

Said Hamoun

Online | 2022-05-04 | 14:30

On the Ganea conjecture for the topological complexity

Lucile Vandembroucq

online | 2022-04-20 | 14:30

Labeled homology of higher-dimensional automata

Thomas Kahl

online | 2022-03-16 | 14:30

Directed homology

Catarina Faustino

Online | 2022-02-23 | 14:30

On completeness of pseudo-Riemannian & holomorphic geodesic flows

Ahmed Elshafei

Department of Mathematics - University of Aveiro… | 2022-01-21 - Jan 21 | 16:00

Expected utility theory and clustering

MAP-PDMA

Irene Brito

TBA | 2022-01-18 | 15:00

The phenomena of scalarization around Black Holes

Alexandre Pombo

Online | 2021-12-14 | 15:00

Global dynamics of interacting monomial scalar field potentials and perfect fluids

Vítor Bessa

online | 2021-11-23 | 14:30

Equatorial timelike circular orbits around generic ultracompact objects

Jorge Delgado

online | 2021-11-09 | 14:30

Pak-Stanley labeling of hyperplane arrangements

Rui Duarte

online | 2021-10-27 | 14:30

Polynomial rings as representations of Lie Algebras of vector space endomorphisms

Ommolbanin Behzad

Pole I of ECVA - Geosciences Auditorium, UTAD | 2021-10-01

Open day of CMAT

The Open Day of CMAT is dedicated to research…

online | 2021-05-12 | 14:30

Asymptotic quasinormal modes and greybody factors of string-theoretical d-…

João Rodrigues

online | 2021-04-21 | 14:30

Eikonal quasinormal modes and shadow of string-corrected d-dimensional black holes

Filipe Moura

online | 2021-03-26 | 14:30

Black Holes and Solitons in General Relativity: Theoretical foundation,…

João M. S. Oliveira

online | 2021-02-17 | 14:30

Conformal Killing Initial Data

Alfonso García-Parrado

online | 2021-01-11 | 15:00

On the topological complexity of manifolds with abelian fundamental group

Lucile Vandembroucq

online | 2020-11-25 | 14:30

A trace formula problem for foliations

Jesús A. Álvarez Lopes

online | 2020-10-01 | 14:00

Geometric description of the Hochschild cohomology of group algebras

Aleksandr S. Mishchenko

https://www.birs.ca/events/2020/5-day-workshops/… | 2020-09-17 - Sep 20 | 09:00

Online BIRS-CMO workshop "Topological Complexity and Motion Planning"

University of Minho, Braga, Portugal | 2020-03-02 - Mar 06

Dynamical Aspects of Pseudo-Riemannian Geometry

The meeting will focus on recent progress in Pseudo-Riemannian…