Portugaliae Mathematica

主题词：Advanced Mathematical Modeling in Engineering; Advanced Topics in Algebra; Nonlinear Partial Differential Equations; Algebraic Geometry and Number Theory; Advanced Algebra and Logic; Advanced Banach Space Theory; Nonlinear Differential Equations Analysis; Mathematics and Applications; Differential Equations and Boundary Problems; Advanced Topology and Set Theory; Mathematical Dynamics and Fractals; Stability and Controllability of Differential Equations; Rings, Modules, and Algebras; Differential Equations and Numerical Methods; advanced mathematical theories; Geometric Analysis and Curvature Flows; Homotopy and Cohomology in Algebraic Topology; Advanced Mathematical Physics Problems; Matrix Theory and Algorithms; Advanced Mathematical Identities; Advanced Differential Equations and Dynamical Systems; Algebraic structures and combinatorial models; Mathematical functions and polynomials; Advanced Algebra and Geometry; Geometric and Algebraic Topology