Articles with "multiple positive" as a keyword



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Multiple positive radial solutions for Neumann elliptic systems with gradient dependence

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Published in 2017 at "Mathematical Methods in The Applied Sciences"

DOI: 10.1002/mma.5143

Abstract: We provide new results on the existence, non-existence and multiplicity of non-negative radial solutions for semilinear elliptic systems with Neumann boundary conditions on an annulus. Our approach is topological and relies on the classical fixed… read more here.

Keywords: neumann elliptic; solutions neumann; multiple positive; positive radial ... See more keywords
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Multiple positive solutions for a class of (2, p)-Laplacian equation

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Published in 2018 at "Journal of Mathematical Physics"

DOI: 10.1063/1.5050030

Abstract: In this work, we investigate the (2, p)-Laplacian equation −Δu − Δpu = f(x, u) in Ω with the boundary condition u = 0 on ∂Ω, where Ω is a smooth bounded domain in RN,… read more here.

Keywords: solutions class; positive solutions; class laplacian; laplacian equation ... See more keywords
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Multiple positive normalized solutions for nonlinear Schrödinger systems

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Published in 2018 at "Nonlinearity"

DOI: 10.1088/1361-6544/aab0bf

Abstract: We consider the existence of multiple positive solutions to the nonlinear Schrodinger systems set on , under the constraint Here are prescribed, , and the frequencies are unknown and will appear as Lagrange multipliers. Two… read more here.

Keywords: solutions nonlinear; nonlinear schr; normalized solutions; multiple positive ... See more keywords
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Multiple Positive Solutions for Nonlinear Fractional Differential Equations with Integral Boundary Value Conditions and a Parameter

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Published in 2019 at "Journal of Function Spaces"

DOI: 10.1155/2019/2787569

Abstract: By using the theory of fixed-point index on cone for differentiable operators, spectral radii of some related linear integral operators, and properties of Green’s function, the existence of multiple positive solutions to a nonlinear fractional… read more here.

Keywords: solutions nonlinear; nonlinear fractional; positive solutions; integral boundary ... See more keywords
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Existence of multiple positive solutions for fractional Laplace problems with critical growth and sign-changing weight in non-contractible domains

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Published in 2019 at "Boundary Value Problems"

DOI: 10.1186/s13661-019-1193-1

Abstract: We prove the existence of multiple positive solutions for a fractional Laplace problem with critical growth and sign-changing weight in non-contractible domains. read more here.

Keywords: solutions fractional; fractional laplace; positive solutions; critical growth ... See more keywords
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Survival in clinical stage I endometrial cancer with single vs. multiple positive pelvic nodes: results of a multi-institutional Italian study

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Published in 2018 at "Journal of Gynecologic Oncology"

DOI: 10.3802/jgo.2018.29.e100

Abstract: Objective To investigate survival outcomes in endometrioid endometrial cancer (EEC) patients with single vs. multiple positive pelvic lymph nodes. Methods We performed a retrospective evaluation of all consecutive patients with histologically proven International Federation of… read more here.

Keywords: single multiple; pelvic; oncology; endometrial cancer ... See more keywords