Abstract
We present a global variational approach to the search for multiple nodal solutions u∈H 1(ℝN) to a class of elliptic equations of type¶−Δu(x)=f(|x|,u(x)), x∈ℝN,¶where N≧ 2, f is superlinear and subcritical, and f(|x|≡0.
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Accepted January 15, 2000¶Published online July 12, 2000
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Conti, M., Merizzi, L. & Terracini, S. Radial Solutions of¶Superlinear Equations on ℝN¶Part I: Global Variational Approach. Arch. Rational Mech. Anal. 153, 291–316 (2000). https://doi.org/10.1007/s002050050015
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DOI: https://doi.org/10.1007/s002050050015