On the hyperstability of the generalized class of Drygas functional equations on semigroups
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DOI: 10.1007/s00010-020-00775-6
Abstract: The aim of this paper is to offer some hyperstability results for the following functional equation $$\begin{aligned} \sum _{\lambda \in \Lambda }f(x\lambda .y)=Lf(x)+\sum _{\lambda \in \Lambda }f(\lambda .y)\;\;\;\; (x,y\in S), \end{aligned}$$ where S is a… read more here.
Keywords: hyperstability generalized; generalized class; lambda lambda; sum lambda ... See more keywords
Nonnegative solutions for the fractional Laplacian involving a nonlinearity with zeros
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DOI: 10.1007/s00229-021-01275-w
Abstract: We study the nonlocal nonlinear problem $$\begin{aligned} \left\{ \begin{array}[c]{lll} (-\Delta )^s u = \lambda f(u) &{} \text{ in } \Omega , \\ u=0&{}\text{ on } \mathbb {R}^N{\setminus }\Omega , \quad (P_{\lambda }) \end{array} \right. \end{aligned}$$… read more here.
Keywords: fractional laplacian; lambda lambda; solutions fractional; lambda ... See more keywords
On the structure of discrete spectrum of a non-selfadjoint system of differential equations with integral boundary condition
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DOI: 10.1007/s10910-017-0737-9
Abstract: In this paper, we investigated the spectrum of the operator $$L(\lambda )$$L(λ) generated in Hilbert Space of vector-valued functions $$L_{2}(\mathbb {R}_{+},C_{2})$$L2(R+,C2) by the system $$\begin{aligned} iy_{1}^{'}(x,\lambda )+q_{1}(x)y_{2}(x,\lambda )&=\lambda y_{1}(x,\lambda )\\ -iy_{2}^{'}(x,\lambda )+q_{2}(x)y_{1}(x,\lambda )&=\lambda y_{2}(x,\lambda ),x\in… read more here.
Keywords: lambda; lambda lambda; boundary condition; spectrum ... See more keywords
The positive solutions to a quasi-linear problem of fractional p-Laplacian type without the Ambrosetti–Rabinowitz condition
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DOI: 10.1007/s11117-018-0551-z
Abstract: In this paper, we study the existence of nontrivial solution to a quasi-linear problem where $$ (-\Delta )_{p}^{s} u(x)=2\lim \nolimits _{\epsilon \rightarrow 0}\int _{\mathbb {R}^N \backslash B_{\varepsilon }(X)} \frac{|u(x)-u(y)|^{p-2} (u(x)-u(y))}{| x-y | ^{N+sp}}dy, $$(-Δ)psu(x)=2limϵ→0∫RN\Bε(X)|u(x)-u(y)|p-2(u(x)-u(y))|x-y|N+spdy,$$ x\in… read more here.
Keywords: lambda; lambda lambda; positive solutions; linear problem ... See more keywords
Boundedness, Compactness and the Hyers–Ulam Stability of a Linear Combination of Differential Operators
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DOI: 10.1007/s11785-019-00972-5
Abstract: Let $$\lambda _1, \lambda _2 \ldots \lambda _{n-1}$$ λ 1 , λ 2 … λ n - 1 are non-zero complex numbers, $$\lambda _n$$ λ n a complex number, n a positive integer, $$D^n$$ D… read more here.
Keywords: lambda lambda; beta; hyers ulam; differential ... See more keywords
Accessibility of the Boundary of the Thurston Set
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DOI: 10.1080/10586458.2021.1974984
Abstract: Consider two objects associated to the Iterated Function System (IFS) $\{1+\lambda z,-1+\lambda z\}$: the locus $\mathcal{M}$ of parameters $\lambda\in\mathbb{D}\setminus\{0\}$ for which the corresponding attractor is connected; and the locus $\mathcal{M}_0$ of parameters for which the… read more here.
Keywords: lambda; thurston set; lambda lambda; boundary thurston ... See more keywords
Statistical double Λ hypernuclear formation from Ξ− absorption at rest in light nuclei
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DOI: 10.1093/ptep/ptaa047
Abstract: We investigate double $\Lambda$ hyperfragment formation from the statistical decay of double $\Lambda$ compound nuclei produced in the $\Xi^-$ absorption at rest in the light nuclei $^{12}\mathrm{C}$, $^{14}\mathrm{N}$, and $^{16}\mathrm{O}$. We examine the target and… read more here.
Keywords: lambda lambda; absorption rest; formation; mathrm ... See more keywords
Rare Λb→Λl+l− and Λb→Λγ decays in the relativistic quark model
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DOI: 10.1103/physrevd.96.053006
Abstract: Rare $\Lambda_b\to\Lambda l^+l^-$ and $\Lambda_b\to\Lambda\gamma$ decays are investigated in the relativistic quark model based on the quark-diquark picture of baryons. The decay form factors are calculated with the account of all relativistic effects including relativistic… read more here.
Keywords: lambda; relativistic quark; quark model; lambda lambda ... See more keywords
Multi-parameter second-order impulsive indefinite boundary value problems
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DOI: 10.1186/s13662-018-1618-7
Abstract: AbstractWe consider the solvable intervals of three positive parameters λi$\lambda _{i}$ (i=1,2,3$i=1,2,3$) in which the second-order impulsive boundary value problem {−x″=a(t)xy+λ1g(t)f(x),0 read more here.
Keywords: lambda; lambda lambda; second order; boundary value ... See more keywords