期刊: BULLETIN OF THE BRAZILIAN MATHEMATICAL SOCIETY, ; ()
In this paper we consider the following nonlinear nonlocal Choquard equation F-alpha(u(x) + omega u(x) = C-n,C-2s(vertical bar x vertical bar(2s-n)*u(......
期刊: BULLETIN OF THE BRAZILIAN MATHEMATICAL SOCIETY, ; ()
xi-submanifolds and xi-translators are, respectively, the natural generalizations of self-shrinkers and translators of the mean curvature flow and, in......
期刊: BULLETIN OF THE BRAZILIAN MATHEMATICAL SOCIETY, ; ()
In this paper we will provide the exact formulas for the regularity and projective dimension of edge ideals of three types of vertex-weighted oriented......
期刊: BULLETIN OF THE BRAZILIAN MATHEMATICAL SOCIETY, 2020; 51 (4)
A class of strictly hyperbolic systems of conservation laws are proposed and studied. Firstly, the Riemann problem with initial data of two piecewise ......
期刊: BULLETIN OF THE BRAZILIAN MATHEMATICAL SOCIETY, 2020; 51 (2)
Let (X,rho,mu) be Ahlfors-1 regular metric spaces. By developing the Littlewood-Paley characterization of Lipschitz spaces over (X,rho,mu) and establi......
期刊: BULLETIN OF THE BRAZILIAN MATHEMATICAL SOCIETY, 2020; 51 (2)
In the paper, we generalize the well-known Bellman's and Popoviciu's inequalities, and get new Bellman's and Popoviciu's type inequalities. These new ......
期刊: BULLETIN OF THE BRAZILIAN MATHEMATICAL SOCIETY, 2020; 51 (1)
This work establishes a new regularity criterion for the 3D incompressible MHD equations in term of one directional derivative of the pressure (i.e., ......
期刊: BULLETIN OF THE BRAZILIAN MATHEMATICAL SOCIETY, 2020; 51 (1)
In this paper, we have proved that for a class of rigid system the composition conjecture is true. We give the sufficient and necessary conditions for......
期刊: BULLETIN OF THE BRAZILIAN MATHEMATICAL SOCIETY, 2019; 50 (1)
The goal of this paper is to study cohomological theory of Hom-associative H-pseudoalgebras and Hom-Lie H-pseudoalgebras. We define Gerstenhaber brack......
期刊: BULLETIN OF THE BRAZILIAN MATHEMATICAL SOCIETY, 2019; 50 (2)
In this paper we consider a delayed matrix exponential and use it to derive a representation of solutions to a linear nonsingular delay problem with p......
期刊: BULLETIN OF THE BRAZILIAN MATHEMATICAL SOCIETY, 2019; 50 (3)
We focus on the existence of solution of generalized Euler-Poisson-Darboux equation, which is elliptic in R-+(n+1) and has a singular coefficient on i......
期刊: BULLETIN OF THE BRAZILIAN MATHEMATICAL SOCIETY, 0; ()
Let M be a compact oriented Riemannian manifolds with positive scalar curvature. We first prove a vanishing theorem for p-th Betti number of M, by ass......
期刊: BULLETIN OF THE BRAZILIAN MATHEMATICAL SOCIETY, 2018; 49 (1)
In this paper, we investigate a complete noncompact submanifold in a sphere with flat normal bundle. We prove that the dimension of the space of p-har......
期刊: BULLETIN OF THE BRAZILIAN MATHEMATICAL SOCIETY, 2018; 49 (1)
We study modular invariants of finite affine linear groups over a finite field under affine actions and linear actions. We generalize a result of Chua......
期刊: BULLETIN OF THE BRAZILIAN MATHEMATICAL SOCIETY, 2018; 49 (4)
In this paper, we present and study the concepts of fuzzifying pre-theta-neighborhood system of a point, fuzzifying pre-theta-closure of a set, fuzzif......