We consider the two-dimensional mean field equation of the equilibrium turbulence with variable intensities and Dirichlet boundary condition on a pierced domain −Δu=λ1 [Formula presented] −λ2τ [Formula presented] in Ωϵ=Ω∖⋃i=1mB(ξi,ϵi)¯u=0on ∂Ωϵ, where B(ξi,ϵi) is a ball centered at ξi∈Ω with radius ϵi, τ is a positive parameter and V1,V2>0 are smooth potentials. When λ1>8πm1 and λ2τ2>8π(m−m1) with m1∈{0,1,…,m}, there exist radii ϵ1,…,ϵm small enough such that the problem has a solution which blows-up positively and negatively at the points ξ1,…,ξmjavax.xml.bind.JAXBElement@b919342 and ξmjavax.xml.bind.JAXBElement@186c9427+1,…,ξm, respectively, as the radii approach zero.
On the mean field equation with variable intensities on pierced domains / Esposito, P.; Figueroa, P.; Pistoia, A.. - In: NONLINEAR ANALYSIS. - ISSN 0362-546X. - 190:(2020), p. 111597. [10.1016/j.na.2019.111597]
On the mean field equation with variable intensities on pierced domains
Figueroa P.;Pistoia A.
2020
Abstract
We consider the two-dimensional mean field equation of the equilibrium turbulence with variable intensities and Dirichlet boundary condition on a pierced domain −Δu=λ1 [Formula presented] −λ2τ [Formula presented] in Ωϵ=Ω∖⋃i=1mB(ξi,ϵi)¯u=0on ∂Ωϵ, where B(ξi,ϵi) is a ball centered at ξi∈Ω with radius ϵi, τ is a positive parameter and V1,V2>0 are smooth potentials. When λ1>8πm1 and λ2τ2>8π(m−m1) with m1∈{0,1,…,m}, there exist radii ϵ1,…,ϵm small enough such that the problem has a solution which blows-up positively and negatively at the points ξ1,…,ξmjavax.xml.bind.JAXBElement@b919342 and ξmjavax.xml.bind.JAXBElement@186c9427+1,…,ξm, respectively, as the radii approach zero.File | Dimensione | Formato | |
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