Institute of Mathematics, Statistics and Scientific Computing

Institute of Mathematics, Statistics and Scientific Computing

"Dynamics and control of citrus diseases"
"Teaching logarithms from the study of the musical scale"
"Quasi-complex harmonic structures on flag varieties"
"Flow-based formulation for vehicle routing problems: An application in transport in the city of Itumbiara-GO"
"Graduations by group in the algebras of triangular matrices and graded identities of universal algebras"
"Topological methods in the study of periodic solutions of continuous differential equations"
"Computer model of a heart chamber based on the Navier-Stokes equations"
"Leslie matrix model: study of population growth in Brazil and the states of Espírito Santo and Acre"
"About variational calculus and fuzzy optimal control with applications"
The conception of the shape of the Earth and its cartographic representations: a multidisciplinary approach in order to combat flat-earthism
Can KS-contextuality hide in the crowd? Investigating state-independent contextuality in a multi-observer system
The extended differential for approximate solutions of the G2 heterotic system
The Birnbaum-Saunders distribution based on the Asymmetric Laplace distribution
The Earth is not flat! How elementary school geometry can teach astronomy
Actions of stochastic flows on the Fréchet manifold of compact submanifolds of a manifold
Generalized adjuncts and germs of ideals of linear operators and homogeneous polynomials
Curve Fitting for Interactive Fuzzy Data
Clifford algebra applied to the geometry of molecular distances
Geometric Algebra As Applied to Updating 3D Structures of Proteins
Geometric algebra and distance matrices
Some connections between the generalized Hukuhara derivative and the fuzzy derivative based on strong linear independence
Some properties of algebraic curves in positive characteristic
Some results on bundles, reflective beams and instanton bundles of rank 3 in complex projective space of dimension 3
Asymptotic analysis for non-autonomous systems of non-Newtonian incompressible fluids
Analysis of the inversion of the full waveform by the augmented Lagrangian method
Complexity analysis of coordinated descent methods
Analysis of longitudinal data related to the academic performance of Unicamp students considering asymmetric distributions and mixed effects models from the GAMLSS family
Geometric analysis, index theorem and Chern-Gauss-Bonnet
Mathematical analysis of a two-fluid model with constant viscosity
Non-standard analysis: applications to harmonic analysis and probability
Numerical analysis of multiscale methods for elliptic-parabolic problems with application to cellular dynamics during colorectal cancer formation
Numerical analysis of the primal hybrid finite element method with flow recovery applied to a second order elliptical problem
Variety Grothendieck Ring
Applications of generating functions in recurrence relations
BE psi-Hilfer approximation: particular cases and applications
Optimal approximations by splines on the torus
The magnetohydrodynamic equations in Besov-Herz type spaces
Combinatorial aspects of affine Weyl groups and dominant weight orbits
Synchronization aspects of Kuramoto's model and some of its generalizations
Attainability of Trudinger-Moser-type supremas and related Henón-type problems
Automata that generate free products of groups of order 2
Assessment of soil carbon dynamics models based on parameter identification and estimation
Evaluation of seismic wave propagation modeling using the lowrank method
Codimension 1 local bifurcations in planar Filippov systems
Good overall placement for the generalized Korteweg-de Vries defocusing equation in critical Sobolev space
Good global placement for Schrödinger-type equations perturbed by a non-local term
Black holes and estimates of the energies involved in accretion processes
Search for morphological neural network architectures
Fractional calculation applied to the evaluation of structural effects on the deflection of double-supported beams
Fractional calculation and applications
Fractional calculus and fuzzy set theory: a study with epidemiological models for COVID-19
Fuzzy calculus in Banach spaces of fuzzy numbers: theory and applications
Piecewise smooth vector fields: index of singularities and some results on the existence of limit cycles
Full characterization of Poincaré half-return maps and their applications
Limit cycles for linear and nonlinear perturbations of in-plane discontinuous differential equations
Limit cycles in generalized Liénard non-smooth differential equations
Co-characters of G-graded algebras
Cocharacters of associative algebras and the Specht property of varieties of graded Lie algebras
Cocharacters Y-Proper graduates of UTm(F)
Spherical codes for vector quantization
Perfect codes on Gaussian and Eisenstein-Jacobi integer graphs
Near-perfect codes in hexagonal algebraic lattices in Euclidean metric
Cohomology of maximal flag varieties
How to solve combinatorial analysis problems with an emphasis on models
Compression of digital images and pseudo-Inverse via decomposition into singular values
Weak commutativity in group theory
Spacetime taper via Unruh-DeWitt detector: how does the response function depend on boundary conditions?
Control sets of linear systems over solvable, non-nilpotent Lie groups of dimension 3
Construction of algebraic lattices in dimensions 2, 4 and 8
Construction of lattices via division algebras and efficient algorithms for linear solution in distributed networks
Approximate and zero controllability for the linear heat equation
Exact controllability for trajectories and approximate controllability for the semilinear heat equation
Exact controllability for a solidification model with convection in non-solid regions
Convergence of trajectories of random walk systems on the complete graph
Elliptic curves, pairings, and an application to cryptography
Parametric Curves: understanding movement from the perspective of dynamic geometry
Polynomial decay of correlations via Renewal Theory for Operators
Decomposition of diffeomorphism flows: some geometric and analytical aspects
Metric deformations and Wilking's Conjecture in Symmetric Spaces
Ψ-Hilfer fractional derivative and Ulam-Hyers stabilities
Fractional derivatives: types and validity criteria
Challenges in modeling and simulating epidemiological dynamics: the case of COVID-19 in Brazil
Developing an interior point algorithm for the radiotherapy planning problem in a fuzzy approach context
Measurement disintegration: properties and applications
Digital image edge detection based on IL-Fuzzy mathematical morphology and h-Orders
Batch sizing and sequencing applied in an animal food industry
Population dynamics of species that interact and disperse: a case study in Amazonian reforestation
Discretization by Euler Method for regular Lagrangian flows with one-sided Lipschitz field
Standard prior distributions in regression analysis
Codimension one and degree 2 distributions in three-dimensional projective space
Schur-Weyl affine duality and Weyl modules
Efficiency of public spending on education in the state of Mato Grosso: an investigation through data envelopment analysis
High-order finite elements with conservation properties
Bayesian shrinkage under beta priors of wavelet coefficients in models with Gaussian and positive errors
Essays in time series econometrics
Entropy of pseudogroups and foliations
Spatiotemporal epidemiology with optimal control and applications to the Zika virus
Stochastic Burgers equation
Differential equations with delay applied to human breathing
Stochastic differential equations with discontinuity in Drift
Fuzzy differential equations via interactive arithmetic: applications in biomathematics
Ergodicity of class C^2 Anosov diffeomorphisms
Modulus spaces of quasitrival beams over the three-dimensional projective space
Moduli spaces of neural networks
Quasi-Besov spaces: a generalization of Besov spaces through the atomic decomposition method
Symmetric spaces in the adjoint orbit
Invasive species in the aquatic environment with the presence of impactful material
Asymptotic and local Bridgeland stability
Bridgeland Stability and the Interpolation Problem
Local and Σ-semilocal structural stability of piecewise smooth fields on compact 3-manifolds
Equilibrium states for certain partially hyperbolic systems
Estimation in quantile regression via smoothing
Estimation in skew-normal hyperbolic distribution: EM algorithm
Robust estimation of cDCC models in high dimensions
Robust estimation of GARCH and cDCC models with Markovian regime shifts
Estimation of deep soil carbon stock and assessment of economic trade-offs
Generalized complex structures invariant on flag manifolds
Quaternionic structures in homogeneous spaces
Study of solutions for some non-linear evolution equations of the dispersive type
Good placement study for isothermal phase field models involving multiphase fluids
Study of formulations of the traveling salesman problem and task sequencing and their applications in a practical production problem in the bread and cake industry
Study of formulations of the traveling salesman problem and task sequencing and their applications in a practical production problem in the bread and cake industry
Study of classification models with application to genomic data
Flow events in practice. Bayesian modeling via copulas
Existence of smooth and positive solutions of impulsive evolution fractional differential equations
Existence and multiplicity for critical Kirchoff-type problem solutions
Existence and uniqueness of solutions for the incompressible Navier-Stokes equation in space via energy estimates in Sobolev spaces
Existence, uniqueness and stability of the Ulam-Hyers type of solution of impulsive fractional differential equations ψ-Hilfer
Exploring n-freedom and numerical invariants of logarithmic tangent bundles on reduced hypersurfaces: a stratified approach with algorithmic implementation
Exploring some ancient concepts of Babylonian mathematics and applying them to contemporary school education
Extensions of the two-dimensional stock cutting problem modeled as an arc flow problem
Fast ART-p: The p-Norm in a Fast ART Neural Network
Beams and distributions over three-dimensional hypersurfaces
Higgs bundles and applications
Flows of G2-structures over 7-manifolds with symmetry
Veneers and ergodicity of transverse measurements
Thermodynamic formalism at zero temperature for random finite-type subshifts
Intrinsically harmonic shapes and characterization of flat circle bundles
Quasi-compact real forms of affine Kac-Moody algebras of the untwisted kind
Formulation of the Euler equation for incompressible fluids with zero viscosity and equivalence with the vorticity equation
Mathematical formulations for the stock cutting problem with limitation on the maximum number of open piles
Analytical functions on the sphere
Isoperimetric functions of some metabelian groups
Generalizations of differential equations involving the Schwarz derivative
Geometry with geography in the era of softs
Distance geometry and the calculation of protein structures using NMR data
Distance geometry and the closed loop problem
Protein geometry in conformal space
Geometry of moduli spaces of untwisted beams in projective spaces
Spatial position geometry: an axiomatic approach using concrete material for High School
Invariant geometry of real flag manifolds: geodesics and Einstein metrics
Geometry, statistics and applications to communications and learning
Song generation and analysis based on emotional rating data using machine learning
Grassmann algebra graduations and graded polynomial identities
Equivalence group for generalized second-order Kudryashov-Sinelshchikov equation
Self-similar groups of type FPn
Context-free co-groups
Graph diagram groups
Extension groups for certain categories of graded representations of a graded Lie algebra
Hopf algebra identities
Weak matrix identities with finite group action, Specht property and Laurent identities
Polynomial identities and their numerical invariants
Polynomial identities and their numerical invariants
Polynomial identities in representations of Lie algebras and growth of codimensions
Polynomial identities for a parametric family of Weyl Algebra subalgebras
Immersions through Spinores
Inference for spatiotemporal data with censored and missing responses
Instants on 7-Sasakian varieties
Institute of Mathematics, Statistics and Scientific Computing
Parasite/predator interactions between water mites and mosquitoes
Interpretation of integer partitions from the perspective of tiling
Intersection of spheres and geometric algebra
Introduction to supersingular potentials and a fractional generalization for the first order problem
Separate matrix invariants
Theoretical and practical investigations on fuzzy relational systems
Isometries in R3: Euclidean and homogeneous models
Perfect tiling and codes
Freedom from plane algebraic curves
Lower limit of cocycles in Flag varieties
Logarithms: history, applications and animated videos
Point-set maps: theoretical aspects and applications to Nash equilibrium problems in game theory
Extreme learning machines applied to texture image recognition: an application in medical images
Support vector machines and the optimization of smallest ordered values
Nonlinear Robust Support Vector Machines and DC Optimization
Mathematics in tricks
Financial mathematics as an elective in the program innovates education of the government of the state of São Paulo
Financial mathematics in high school – a proposal for the classroom: master’s thesis
Fractal measurements applied to texture classification
Soil organic carbon dynamics metamodels
Interior point method applied to the problem of optimal power flow with uncertain demand
Algebraic methods in G2-geometry
Eigenvalue-based methods for the trust region subproblem
Machine learning methods applied to COVID-19 patient data
Level set-based beam methods for non-smooth optimization applied to Steiner problems
Highest-order discontinuous Galerkin methods for hyperbolic conservation laws
Interior point methods for inequalities problems
Interior point methods for solving large Tikhonov regularization problems
Statistical methods for modeling scRNA-seq data
Homological and combinatorial methods in Lie algebra and group theory
Numerical methods for the shallow water system coupled to the Exner equation
Methods for completing known rank matrices
Metric based on the efficient determination criterion, for estimating the Partition Markov Model
Higgs-Hermite-Einstein and Spin(7)-instantons metrics on Acyl manifolds
Partially smooth minimization of non-smooth functions and applications to linear inverse problems
Joint modeling of longitudinal and survival data with competitive risk and discrete time: Application to student dropout data
Modeling multi-source sequential data with variable-range Markov chains and exogenous covariates
Macroeconomic time series modeling with factor-augmented autoregressive vectors and smooth transition under a Bayesian approach
Modeling and numerical simulations of species interaction in the presence of an impacting material: the case of lionfish (Pterois volitans) on the northern Brazilian coast
Flexible modeling in parametric and semiparametric mixed-effects models for censored longitudinal data
Lagrangian modeling and simulations of mechanical systems consisting of mass-springs and pendulums
Mathematical modeling as a tool to evaluate the qualitative behavior of factors that influence Parkinson's disease
Mathematical modeling of equine infectious anemia considering direct and horsefly transmissions
Mathematical modeling of the dynamics of canine visceral leishmaniasis including prevention and control measures
Mathematical modeling of a free market energy system with distributed generation in the state of Maranhão
Mathematical modeling of the geographic spread of COVID-19 in a regional center
Mathematical and computational modeling of biomass development and hydraulic flow reduction in saturated porous media
Mathematical modeling and computer simulation to analyze the description of pollutant movement in the Sergipe River estuary and Coroa do Meio Beach
Mathematical modeling for tumor growth and its association with serum levels of tumor markers: an analysis of Prostate Specific Antigen in prostate adenocarcinomas
Mathematical modeling of tumor-host-immunity interaction addressing heterogeneity and evasion mechanisms
Modeling, approximation and simulations of a disease vector control problem: Aedes Aegypti
Modeling, numerical approximation and computer simulation of environmental impact in river environments: the Tocantins river in the municipality of Imperatriz (MA)
Growth model with cooperative interaction
Aggregated functional data model applied to separation and grouping of electrical energy consumption
Multivariate Kriging model for mapping soil composition data
Gaussian inverse normal regression model with errors in variables
Model of frogs in biregular trees
Spatiotemporal functional model for block structure data with repeated measures: a Bayesian approach
Mathematical model of HIV immunology and dynamics with later AIDS
Mathematical model of the anuran triangle - environment - Bd
Multiscale model for flow in carbonate stromatolite reservoirs using digital outcrop data
Numerical model and analysis of drug dispersion in viscoelastic polymers
Compartmental models for dengue: delayed differential equations and applications to education
Wavelet functional data analysis models: fundamentals and applications
Phase field models and fractional derivatives for damage in viscoelastic materials
Phase field models for problems involving fracture, plasticity and large deformations
Generalized Poisson mixture models for overdispersed count data
Generalized augmented mixed Birnbaum-Saunders regression models
Epidemiological models with periodicity
Robust linear mixed models for longitudinal data using skewed and heavy-tailed distributions
Mathematical models and computational algorithms for predicting risk in maternal health
Robust quantile regression models for bounded responses using finite mixtures
Semi-parametric models for independent and longitudinal data based on Centered Skewed Normal Scale Mixtures
Semi-parametric models for independent, longitudinal data with limited response
Moments of doubly truncated multivariate distributions
Multipolynomials between Banach spaces: sketches of a theory
N-widths and entropy numbers of sets of smooth functions on complex spheres
n-widths and entropy numbers of Walsh multiple series multiplier operators
Different notions of rank for tensors and practical implications involving the completion problem
New trends in teaching calculus
Fibonacci numbers: properties and applications
The appearance of limit cycles in perturbations of three-dimensional differential equations that admit invariant manifolds filled by periodic orbits
The degree of imperfection in rectangular lattices of dimension two
The potential use of crosslinks in military communications
The 2-stage guillotined two-dimensional stock cutting problem with delivery date and capacity constraints
Leray's Problem
The problem of center-focus and integrability
The sphere packing problem in n-dimensional space
The Riemann-Roch Theorem and different ways of generalizing the Weierstrass Semigroup
Pseudo-fractional derivative operator ψ-Hilfer and pseudo-fractional differential equations
Disk and half-plane complex symmetric composition operators
Multilinear operators summing by blocks and defined by transformations of vector sequences: the isotropic and anisotropic cases
Shilnikov's Sliding Orbit: theoretical aspects and applications in biological systems
Fuzzy value-based supervised ordering for multivalued mathematical morphology
Ordering at vertices of protein graphs
The Seiberg-Witten invariants
Synchronization optimization in multilayer networks
Optimization of the cutting process integrated with the sizing of production batches in industries with multiple plants
Optimization of cut-off grade and sequencing of underground mines
Topology optimization of multi-material structures
Topology optimization of three-dimensional structures
Pairs of matrices with simple spectrum
Linear dilation-erosion perceptron with training based on DC optimization: applications in regression and classification problems
Persistence of invariant tori in singularly perturbed systems and the averaging method
Intensity modulated radiotherapy planning via linear programming: a fuzzy approach
Pre-duals of holomorphic function spaces and linear dynamics of convolution operators over certain integer function spaces
Double separator preconditioner a new class of preconditioners
Shadow prices in linear programming problems with degenerate primal optimal solution
Sturm-Liouville problem in multi-intervals and quantum scattering on non-regular surfaces
Invariant subspace problem and composition operators
Invariant subspace problem and composition operators
Discrete optimal control problems with mixed constraints: a study of optimality conditions
Decision problems in homeomorphism groups
Moduli problems in algebraic geometry
Elliptical problems with nonlinear boundary condition
Fusion products of modules over current algebras
Linear programming in high school: a study of transport models with a proposal for the visually impaired
Proposals for using Euler's Theorem for polyhedra in the classroom
Specht property and rational Hilbert series for superalgebras with superinvolution and algebras with Hopf algebra action
Arithmetic properties of the j-invariant
Properties of gapsets, construction of quotas for the number of gapsets of genus g and Weierstrass semigroups
Positive Schur properties in Banach lattices and crosslinking in vector sequence spaces
Fine properties of invariant measure disintegration
Geometric properties of probability spaces
Homological properties of restricted Lie algebras
Homological properties of finiteness
Chain recurrence, shading and sensitivity in linear and compact dynamics
Progressive neural networks with hypercomplex values
Hypercomplex recurrent neural networks and their applications in image reconstruction and pattern classification
Regression for interval and fuzzy data: cross-sectional and longitudinal
Regularity of foliations and rigidity for Anosov endomorphisms
Regularity of the maximum Lyapunov exponent
Global regularity for a class of 1D transport models with non-local velocity
Regularization of Filippov systems close to tangential-regular singularities and polycycles
General Relativity modified by Chern-Simons
Representations of noncommutative Jordan superalgebras
Numerical resolution of the Saint-Venant equations by the Discontinuous Galerkin method
Inaccurate restoration with inaccurate evaluation of objective function and constraints
Results of the existence, multiplicity and regularity of solutions in degenerate elliptic models
Lattices: a study of relevant parameters for cryptography applications
Bayesian selection of dependency structures for Markovian processes
Hilbert series of non-commutative right-hand modules
Complex symmetry and universality for polydisk Toeplitz operators
Ricci flow symmetries
Similarities between Markov processes
Simple ARS in non-nilpotent soluble Lie groups of dimension three
Piecewise linear dynamical systems (in infinite zones): structural and asymptotic stability
Non-smooth dynamical systems with singular discontinuity manifolds: the case of double discontinuity
About the packing density of lattices obtained through construction A
On the persistence and polynomial decay of solutions of nonlinear dispersive equations and applications
About some special solutions for systems of nonlinear equations of the Schrödinger type
About some nonlinear elliptic problems with singular potentials and fractional Laplacian in Lorentz-Modulation and Fourier-Besov spaces
About some systems of evolution equations of the Schrödinger type on compact manifolds
About analysis of formal concepts in complete residual lattices
About Euler equations in Besov spaces
On global good placement for some nonlinear dispersive models
About Block Linear Codes: Classification and Quota Estimation for Code Weight Hierarchy
On stability conditions for Filippov systems and Hamiltonian systems
On sequential optimality conditions associated with the augmented Lagrangian algorithmic scheme
About Voronoi constellations for lattice codes and index coding problems
About Level Set-Based Methods for Structural Topology Optimization
On the behavior of monopole sequences with arbitrarily large masses in dimensions 3 and 7
About rotated lattices for coding in transmission systems
On solutions for large times of Boussinesq-type models in Besov and Fourier-Besov-Morrey spaces
About a system of Schrödinger-type equations in nonlinear optics
About a system of Schrödinger-type equations and asymptotic behavior of solutions
Solutions of standard higher-order linear Diophantine equations
Weak solutions and measured values ​​for the Euler and Ideal Magnetohydrodynamics equations
Global solutions to the Navier-Stokes equations with chemotaxis and in thin domains
Global solutions for two two-dimensional fluid models with chemotaxis and initial data Radon measurements
Sums of graded algebras, images of graded polynomials and f-zpd algebras
Summation of interactive fuzzy numbers with applications in curve fitting
Lagrangian submanifolds in coadjoint orbits equipped with invariant symplectic structures
T-duality and mirror symmetry in nilmanifolds
Code Theory: An approach using metrics that respect support and other issues
Regularity theory for state-dependent degenerate diffusions
Optimal transport theory and the isometries groups of metric measure spaces
Number Theory and RSA Cryptography
Essential math topics for high school - self-instructional modules
Multiple phase transition for contact process in highly non-amenable graphs
An efficient algorithm for the topology optimization of large three-dimensional structures
A polynomial algorithm for ordering vertices in protein graphs
A multidimensional semi-discrete Lagrangian-Eulerian scheme for scalar hyperbolic conservation laws and systems with a positivity principle
A study of the spread of an epidemic: the case of COVID-19 in the Jequié-BA region
A study of non-local nonlinear models: weak asymptotic numerical analysis and the Lagrangian-Eulerian framework
A Study of ICU Recommendation for High-Risk Pregnancies Using Machine Learning Techniques
A study of the nonlinear conjugate gradients method
A study on the Navier-Stokes equations in BMO-1 space
A study on neural networks applied to human behavior detection
A study on linear programming and problem-based learning
A study on lattices built using cyclic codes and doubly cyclic binary codes
A base-free null space method for solving symmetric and generalized saddle-point problems
A mathematical model for locating facilities and allocating police vehicles
A preconditioner for the interior point method in linear problems with dense columns
A weighted composition semigroup related to the Riemann hypothesis
A Bayesian approach to functional data representation and variable selection in functional regression
A Besov space approach and numerical insights to study: a conservation law with partially non-local velocity and the inviscid surface quasi-geostrophic equation
A homotopic approach to the study of Gutierrez-Sotomayor singular flows
A Lagrangian-Eulerian approach to a class of nonlinear balance laws: numerical analysis and improved approximations
A quasi-Newton approach to generalized equations with constraints
An analysis of the inhomogeneous Navier-Stokes and Euler equations in Besov-type spaces
An analysis in homogeneous Besov spaces of the Navier-Stokes equations
A class of singular elliptic equations
A comparison of abstract and topological theories for random measurements and point processes
A comparison of methods for transforming seismic sections of common offset into sections of zero offset
A multivariate distribution based on the mixture of Generalized Inverse Gaussian distributions as a mixture distribution
An introduction to recommender systems: mathematical models, algorithms and applications
A new irregularity measure for multivariate mathematical morphology
A perspective on teaching bijective functions and cardinality in high school
A proposal for conservative discretization of fourth order advection-diffusion equations in image models
A proposal for optimizing production planning in the dairy industry
Weak-strong uniqueness for the compressible Navier-Stokes system
Using the Bozó game in the classroom
Using machine learning to identify vector fields in p-fuzzy systems
Maximum flow in the contour for the stability of the numerical resolution of the Saint-Venant Equations
Zeros of the zeta function via Hardy spaces: density, orthogonality and semigroups
​​​​​​​"Algebraic lattices and applications to codes and cryptography"
​​​​​​​"Tests for comparing groups of DNA sequences using quasi-U statistics and substitution models."
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