Articles with "many positive" as a keyword



Infinitely Many Positive Nonradial Solutions for the Kirchhoff Equation

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Published in 2025 at "Mathematical Methods in the Applied Sciences"

DOI: 10.1002/mma.10718

Abstract: We are concerned with the existence of positive nonradial solutions to the following Kirchhoff equation: −a+b∫ℝ3|∇u|2dxΔu+V(|x|)u=Q(|x|)|u|p−1u,x∈ℝ3,$$ -\left(a+b{\int}_{{\mathbb{R}}^3}{\left|\nabla u\right|}^2 dx\right)\Delta u+V\left(|x|\right)u=Q\left(|x|\right){\left|u\right|}^{p-1}u,\kern1em x\in {\mathbb{R}}^3, $$ where a,b>0,10$$ {V}_0,{Q}_0,\theta, \kappa, {d}_1>0 $$ and d2∈ℝ$$ {d}_2\in \mathbb{R} $$ .… read more here.

Keywords: many positive; nonradial solutions; infinitely many; kirchhoff equation ... See more keywords

The reciprocal of the weighted geometric mean of many positive numbers is a Stieltjes function

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Published in 2017 at "Quaestiones Mathematicae"

DOI: 10.2989/16073606.2017.1396508

Abstract: Abstract In the paper, by the Cauchy integral formula in the theory of complex functions, an integral representation for the reciprocal of the weighted geometric mean of many positive numbers is established. As a result,… read more here.

Keywords: positive numbers; reciprocal weighted; many positive; geometric mean ... See more keywords