<p>In this paper, we consider classical solutions to the following fractional Liouville system</p><p><Equation ID="Equa"> <EquationSource Format="TEX">\(\begin{cases}(-\Delta)^\frac12v_i=\exp{\left(\sum\limits_{j\in I}\gamma^{ij}v_j\right)}\;\;\;\text{in}\;\;\mathbb{R}\\\int_\mathbb{R}\text{e}^vi\;\text{d}s&lt;\infty\end{cases}\;\;\;\text{for all}\;\;i\in\;I,\)</EquationSource> </Equation></p><p>where <i>I</i> = {1,⋯,<i>n</i>}. Assuming that the matrix <i>A</i> = (<i>γ</i><sup><i>ij</i></sup>) is nonnegative and invertible, we show that each solution <i>v</i><sub><i>i</i></sub> is symmetric with respect to the point <i>s</i><sub><i>i</i></sub>. Furthermore, if the matrix <i>A</i> satisfies the irreducibility condition, the points {<i>s</i><sub><i>i</i></sub>}<Stack> <sub><i>i</i>=1</sub> <sup><i>n</i></sup> </Stack> coincide. Additionally, given that the matrix <i>A</i> = (<i>γ</i><sup><i>ij</i></sup>) satisfies the condition <InlineEquation ID="IEq1"> <EquationSource Format="TEX">\(\sum\limits_{j\in I}\gamma^{ij}=1\)</EquationSource> </InlineEquation>, along with certain constraints on the masses vector, we employ the method of moving planes to demonstrate that all solutions conform to a standard bubble defined by a common center and scale parameters. And we show the existence of asymmetric solutions to the equations when nonnegativity is absent by applying bifurcation theory.</p>

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Classification of solutions to a fractional Liouville system in ℝ

  • Xincun Hu,
  • Yeyao Hu,
  • Yuan Li

摘要

In this paper, we consider classical solutions to the following fractional Liouville system

\(\begin{cases}(-\Delta)^\frac12v_i=\exp{\left(\sum\limits_{j\in I}\gamma^{ij}v_j\right)}\;\;\;\text{in}\;\;\mathbb{R}\\\int_\mathbb{R}\text{e}^vi\;\text{d}s<\infty\end{cases}\;\;\;\text{for all}\;\;i\in\;I,\)

where I = {1,⋯,n}. Assuming that the matrix A = (γij) is nonnegative and invertible, we show that each solution vi is symmetric with respect to the point si. Furthermore, if the matrix A satisfies the irreducibility condition, the points {si} i=1 n coincide. Additionally, given that the matrix A = (γij) satisfies the condition \(\sum\limits_{j\in I}\gamma^{ij}=1\) , along with certain constraints on the masses vector, we employ the method of moving planes to demonstrate that all solutions conform to a standard bubble defined by a common center and scale parameters. And we show the existence of asymmetric solutions to the equations when nonnegativity is absent by applying bifurcation theory.