Hirata, Jun; Tanaka, Kazunaga Nonlinear scalar field equations with \(L^2\) constraint: mountain pass and symmetric mountain pass approaches. (English) Zbl 1421.35152 Adv. Nonlinear Stud. 19, No. 2, 263-290 (2019). MSC: 35J91 35Q55 35J20 58E05 PDFBibTeX XMLCite \textit{J. Hirata} and \textit{K. Tanaka}, Adv. Nonlinear Stud. 19, No. 2, 263--290 (2019; Zbl 1421.35152) Full Text: DOI arXiv
Jeanjean, Louis; Tanaka, Kazunaga A note on a mountain pass characterization of least energy solutions. (English) Zbl 1095.35006 Adv. Nonlinear Stud. 3, No. 4, 445-455 (2003). Reviewer: Svitlana P. Rogovchenko (Famagusta) MSC: 35J60 58E05 34L30 34C25 47J30 PDFBibTeX XMLCite \textit{L. Jeanjean} and \textit{K. Tanaka}, Adv. Nonlinear Stud. 3, No. 4, 445--455 (2003; Zbl 1095.35006) Full Text: DOI