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A remark on boundary Schwarz lemma for the convex domain of finite type

期刊: BULLETIN DES SCIENCES MATHEMATIQUES, 2021; 168 ()

Let Omega be a bounded convex domain of finite type with smooth boundary. If f is a holomorphic self-mapping of Omega which fixes a boundary point P, ......

Singular integral operators and sublinear operators on Hardy local Morrey spaces with variable exponents

期刊: BULLETIN DES SCIENCES MATHEMATIQUES, 2021; 171 ()

This paper establishes the mapping properties of the singular integral operators, the Littlewood-Paley functions and the maximal Bochner-Riesz means o......

Uniqueness of positive solutions to a Schrodinger system with linear and nonlinear couplings

期刊: BULLETIN DES SCIENCES MATHEMATIQUES, 2021; 171 ()

In this paper, we consider the uniqueness of nontrivial positive radial solutions to the following Schrodinger system with linear and nonlinear coupli......

Remarks on scalar curvature of gradient Ricci-Bourguignon sollitons

期刊: BULLETIN DES SCIENCES MATHEMATIQUES, 2021; 171 ()

In this paper, we work on the scalar curvature of complete non-compact gradient Ricci-Bourguignon solitons and prove several results. In the first par......

Boundedness of differential transforms for the heat semigroup generated by biharmonic operator

期刊: BULLETIN DES SCIENCES MATHEMATIQUES, 2021; 171 ()

In this paper we analyze the convergence of the following type series T where {e(-t Delta 2)}t>0 is the heat semigroup of the biharmonic operator D......

Supercongruences for sums involving Domb numbers

期刊: BULLETIN DES SCIENCES MATHEMATIQUES, 2021; 169 ()

We prove some supercongruence and divisibility results on sums involving Domb numbers, which confirm four conjectures of Z.-W. Sun and Z.-H. Sun. For ......

Moment estimates and applications for SDEs driven by fractional Brownian motions with irregular drifts

期刊: BULLETIN DES SCIENCES MATHEMATIQUES, 2021; 170 ()

In this paper, moment estimates of Holder norm type are obtained for the solution to stochastic differential equation driven by fractional Brownian mo......

Orbit sizes and odd order composition factors of finite linear groups

期刊: BULLETIN DES SCIENCES MATHEMATIQUES, 2021; 171 ()

In this paper, we study the existence of large orbits of odd-order subgroups of a finite solvable linear group G, and present some applications on bou......

Upper bound of the third Hankel determinant for a subclass of q-starlike functions associated with the q-exponential function

期刊: BULLETIN DES SCIENCES MATHEMATIQUES, 2021; 167 ()

By making use of the concept of basic (or q-) calculus, a subclass S*(L, q) of q-starlike functions, which is associated with the q-exponential functi......

Monotone iterative technique for Hilfer fractional evolution equations with nonlocal conditions

期刊: BULLETIN DES SCIENCES MATHEMATIQUES, 2021; 167 ()

This article focuses on the existence of extremal mild solutions for a class of Hilfer fractional evolution equations with nonlocal conditions in an o......

Study on Hilfer-Katugampola fractional implicit differential equations with nonlocal conditions

期刊: BULLETIN DES SCIENCES MATHEMATIQUES, 2021; 167 ()

this paper, by employing some fixed point theory and nonlinear functional analysis, we set up existence and uniqueness of a special class of Hilfer-Ka......

Uniqueness methods for the higher-order coupled fractional differential systems with multi-point boundary conditions

期刊: BULLETIN DES SCIENCES MATHEMATIQUES, 2021; 166 ()

In this paper, we are concerned with the existence and uniqueness of solutions to some coupled systems of higher-order fractional differential equatio......

The monotonicity of ratios of some Abelian integrals

期刊: BULLETIN DES SCIENCES MATHEMATIQUES, 2021; 166 ()

In this paper, we study the monotonicity of the ratio of the Abelian integrals, closed integral(gamma i(h)) ydx and closed integral(gamma i(h)) xydx, ......

A new molecular characterization of diagonal anisotropic Musielak-Orlicz Hardy spaces

期刊: BULLETIN DES SCIENCES MATHEMATIQUES, 2021; 166 ()

Let D := diag(lambda(1), ..., lambda(n)), where {lambda(i)}(i=1)(n) subset of C, be a diagonal anisotropic dilation on R-n with min(1 <= i <= n)......

N(p, q, s)-type spaces in the unit ball of C-n(V): Riemann-Stieltjes operators and multipliers

期刊: BULLETIN DES SCIENCES MATHEMATIQUES, 2021; 166 ()

The purpose of this paper is to study a new class of function spaces, called N(p, q, s)-type spaces, in the unit ball B of C-n. We further the line of......

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