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Instituto de Matemática e Estatística (IME)

Instituto de Matemática e Estatística (IME)

Submissões recentes

  • Silva, Angela Lima da; https://lattes.cnpq.br/1582007949170364 (Universidade Federal da BahiaPós-Graduação em Matemática (PGMAT) UFBABrasilInstituto de Matemática, 2025-07-18)
    Studies have shown that certain survival datasets are not adequately represented by the proportional hazards model proposed by Cox (1972), highlighting the need for alternative approaches that accommodate non-proportional ...
  • Silva, Wanessa Muricy; http://lattes.cnpq.br/1370020629163620 (Universidade Federal da BahiaPós-Graduação em Matemática (PGMAT) UFBABrasilInstituto de Matemática, 2025-07-24)
    In this master’s dissertation, we characterize the most general one-dimensional Brownian motion under some Markovian behavior at zero via the study of its infinitesimal generators. The class of processes here considered ...
  • Rocha, Jamile Ceci dos Santos; http://lattes.cnpq.br/1258349042931159 (Universidade Federal da BahiaMestrado Profissional em Matemática em Rede Nacional (PROFMAT) UFBABrasilInstituto de Matemática, 2025-06-27)
    In the school context, in order to foster students’ interest in mathematical knowledge, many teachers revisit pedagogical planning and teaching practices, diversify instructional methodologies, and propose interdisciplinary ...
  • Silva, Izamara Ferreira; http://lattes.cnpq.br/9705361024665448 (Universidade Federal da BahiaPós-Graduação em Matemática (PGMAT) UFBABrasilInstituto de Matemática, 2025-08-25)
    Let K be an infinite field of characteristic , 2, E is the infinite-dimensional Grassmann algebra over this field, and φ is an involution on E. Based primarily on [1], in this work, we present a description of the sets ...
  • Pereira, Daniela Wanderley (Universidade Federal da BahiaUFBABrasil, 2025-06-12)
    The teaching sequence is the result of research developed in the National Network of Mathematics Graduate Programs (PROFMAT) at the Federal University of Bahia (UFBA). It was conducted at a public school in the municipality ...
  • Pereira, Daniela Wanderley; http://lattes.cnpq.br/3855572199036557 (Universidade Federal da BahiaMestrado Profissional em Matemática em Rede Nacional (PROFMAT) UFBABrasilInstituto de Matemática, 2025-06-12)
    This research presents a pedagogical proposal for investigative activities in high school, developed within the scope of the professional master's degree program at PROFMAT/UFBA, to help students build their professional ...
  • Vieira, Lucas Santos; http://lattes.cnpq.br/7341032141646178 (Universidade Federal da BahiaPós-Graduação em Matemática (PGMAT) UFBABrasilInstituto de Matemática, 2024-02-26)
    Beta and Simplex regression models have been widely used to analyze variables that represent rates, proportions or index, that is, variables measurable in the open interval (0.1). In some phenomena these variables are ...
  • Almeida, Rafael Toledo Costa de; https://orcid.org/0000-0002-4731-7975; http://lattes.cnpq.br/2192564435787089 (Universidade Federal da BahiaPós-Graduação em Matemática (PGMAT) UFBABrasilInstituto de Matemática, 2025-04-22)
    In survival analysis, the primary interest is often the time until the occurrence of a single event; however, there are situations where interest lies in multiple events, and the occurrence of one event precludes the ...
  • Silva, Kim Leone Souza da; https://orcid.org/0009-0003-0609-4167; http://lattes.cnpq.br/4234453341183971 (Universidade Federal da BahiaPós-Graduação em Matemática (PGMAT) UFBABrasilInstituto de Matemática, 2024-12-06)
    The human impact on the planet is evident, and the need to mitigate these effects is becoming increasingly urgent. Atmospheric pollution, for example, is intrinsically linked to the environment and human health. Particulate ...
  • Anjos, Pitágoras Vasconcelos dos; http://lattes.cnpq.br/4402406522333824 (Universidade Federal da BahiaMestrado Profissional em Matemática em Rede Nacional (PROFMAT) UFBABrasilInstituto de Matemática, 4-04)
    Demonstration is an important element in the history of mathematics, it is responsible for validating an argument, explaining, communicating constructed mathematics and even stimulating new ones. However, we noticed that ...
  • Santana, Joedson de Jesus; https://lattes.cnpq.br/3168344288236190 (Universidade Federal da BahiaPós-Graduação em Matemática (PGMAT) UFBABrasilInstituto de Matemática, 2025-02-21)
    This work is divided into two chapters. In the 竡rst chapter, we provide an introduction to the theory of large deviations and prove a weak Large Deviation Principle (LDP) for the empirical measure of the random walk with ...
  • Almeida, Ugo Coutinho Monteiro; http://lattes.cnpq.br/6218495529266423 (Universidade Federal da BahiaPós-Graduação em Matemática (PGMAT) UFBABrasilInstituto de Matemática, 2025-09-05)
    The Leibniz hierarchy constitutes a classification system for propositional logics based on the behavior of the Leibniz operator associated to each logic, which is one of the main subjects of interest pertaining to the ...
  • Dias, Marcelo Oliveira; http://lattes.cnpq.br/9162004009334526 (Universidade Federal da BahiaPós-Graduação em Matemática (PGMAT) UFBABrasilInstituto de Matemática, 2025-03-13)
    In this dissertation, we will adress recent developments in the theory of topological cardinal invariants, as well as their motivations from classical results. We will introduce the elementary submodels, a tool that is ...
  • Barbosa, Juliana Medeiros; http://lattes.cnpq.br/8106829305833507 (Universidade Federal da BahiaUFBABrasilInstituto de MatemáticaMATEMÁTICA, 2-02-14)
    In this work, we present the classification of non-associative algebras, focusing on three main classes: Leibniz algebras, Jordan algebras, and genetic algebras. The aim is to classify these algebras in low dimensions, ...
  • Rocha Neto, Carlos Nascimento; http://lattes.cnpq.br/0905202579365283 (Universidade Federal da BahiaPós-Graduação em Matemática (PGMAT) UFBABrasilInstituto de Matemática, 2025-04-08)
    The main objective of this work is to investigate and prove the existence and stability of a family of exponential pullback attractors for a class of non-autonomous reaction-diffusion equations with nonlinearity fulfilling ...
  • Cardoso, João Carlos dos Anjos; http://lattes.cnpq.br/0810161422962334 (Universidade Federal da BahiaMestrado Profissional em Matemática em Rede Nacional (PROFMAT) UFBABrasilInstituto de Matemática, 2024-05-15)
    This work integrates three themes into the teaching of mathematics that maintain a more current dialogue with each other than ever before: philosophy of mathematics, semiotics and computational resources in teaching. ...
  • Pimenta, Eduardo Sampaio; https://orcid.org/0009-0004-1060-2280; http://lattes.cnpq.br/6512284414514021 (Universidade Federal da BahiaPós-Graduação em Matemática (PGMAT) UFBABrasilInstituto de Matemática, 2025-03-14)
    In this thesis, we establish a Trotter-Kato type theorem. More precisely, we charac- terize the convergence in distribution of Feller processes by examining the convergence of their generators. The main contribution here ...
  • Oliveira, João Mark Souza; http://lattes.cnpq.br/9885399083014377 (Universidade Federal da BahiaPós-Graduação em Matemática (PGMAT) UFBABrasilInstituto de Matemática, 2025-02-04)
    The simplest analytical approach to model the propagation of wildfires considers that the velocity space is represented by an indicatrix at each point. Since then, elliptic modeling has been widely accepted. In A general ...
  • Mattos, Leandro da Silva de; http://lattes.cnpq.br/5549609565495680 (Universidade Federal da BahiaMestrado Profissional em Matemática em Rede Nacional (PROFMAT) UFBABrasilInstituto de Matemática, 6-06)
    This paper examines the arithmetic of digit sums in the teaching and learning process in elementary and high school. The arithmetic of digit sums is equivalent to the arithmetic modulus 9, with the difference being the ...
  • Reis, Olívia do Carmo; http://lattes.cnpq.br/7311035636221002 (Universidade Federal da BahiaMestrado Profissional em Matemática em Rede Nacional (PROFMAT) UFBABrasilInstituto de Matemática, 2024-12-16)
    This dissertation presents a proposed didactic sequence on the impact of taxes on per- sonal budgeting, aiming to promote students’ financial education and stimulate their understanding and critical reflection. In addition ...

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