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Uniform bound and a non-existence result for Lichnerowicz equation in the whole \(n\)-space. (English) Zbl 1167.35320

Summary: We give a uniform bound and a non-existence result for positive solutions to the Lichnerowicz equation in \(\mathbb{R}^n\).
In particular, we show that positive smooth solutions to \(\Delta u+f(u)=0,\quad u>0,\quad \text{ in }\mathbb{R}^n\) where \(f(u)=u ^{- p - 1} - u^{p - 1},\) are uniformly bounded.

MSC:

35B45 A priori estimates in context of PDEs
35J60 Nonlinear elliptic equations
Full Text: DOI

References:

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