共 50 条
- [32] Qualitative Properties of Frequencies and Modes of Vibrating Multi-Span Beam QUARTERLY JOURNAL OF MECHANICS AND APPLIED MATHEMATICS, 2011, 64 (01): : 75 - 86
- [33] A solution of the equation of the vibrating string PROCEEDINGS OF THE KONINKLIJKE AKADEMIE VAN WETENSCHAPPEN TE AMSTERDAM, 1931, 34 (1/5): : 692 - 698
- [34] NONLINEAR EQUATION OF A VIBRATING STRING ANNALI DI MATEMATICA PURA ED APPLICATA, 1992, 161 : 1 - 42
- [36] On a nonlinear equation of the vibrating string Atti della Accademia Nazionale dei Lincei, Classe di Scienze Fisiche, Matematiche e Naturali, Rendiconti Lincei Matematica E Applicazioni, 1994, 5 (03):
- [38] Spectral properties of a fourth order differential equation ZEITSCHRIFT FUR ANALYSIS UND IHRE ANWENDUNGEN, 2006, 25 (03): : 341 - 366
- [40] Some spectral properties of the Heun differential equation OPERATOR METHODS IN ORDINARY AND PARTIAL DIFFERENTIAL EQUATIONS, 2002, 132 : 87 - 110