Constantin, A.; Kappeler, T.; Kolev, B.; Topalov, P. On geodesic exponential maps of the Virasoro group. (English) Zbl 1121.35111 Ann. Global Anal. Geom. 31, No. 2, 155-180 (2007). MSC: 35Q35 37K30 37K25 58B25 PDFBibTeX XMLCite \textit{A. Constantin} et al., Ann. Global Anal. Geom. 31, No. 2, 155--180 (2007; Zbl 1121.35111) Full Text: DOI Link
Constantin, A.; Kolev, B.; Lenells, J. Integrability of invariant metrics on the Virasoro group. (English) Zbl 1195.58006 Phys. Lett., A 350, No. 1-2, 75-80 (2006). MSC: 58B20 35Q35 35Q53 37K65 58D05 37K45 PDFBibTeX XMLCite \textit{A. Constantin} et al., Phys. Lett., A 350, No. 1--2, 75--80 (2006; Zbl 1195.58006) Full Text: DOI
Constantin, Adrian; Kolev, B. \(H^k\) metrics on the diffeomorphism group of the circle. (English) Zbl 1043.58004 J. Nonlinear Math. Phys. 10, No. 4, 424-430 (2003). Reviewer: Andrew Bucki (Oklahoma City) MSC: 58D05 58B25 22E65 37K65 PDFBibTeX XMLCite \textit{A. Constantin} and \textit{B. Kolev}, J. Nonlinear Math. Phys. 10, No. 4, 424--430 (2003; Zbl 1043.58004) Full Text: DOI arXiv
Constantin, Adrian; Kolev, Boris Geodesic flow on the diffeomorphism group of the circle. (English) Zbl 1037.37032 Comment. Math. Helv. 78, No. 4, 787-804 (2003). MSC: 37K65 35Q35 58B25 53D25 PDFBibTeX XMLCite \textit{A. Constantin} and \textit{B. Kolev}, Comment. Math. Helv. 78, No. 4, 787--804 (2003; Zbl 1037.37032) Full Text: DOI
Constantin, Adrian Geometrical methods in hydrodynamics. (English) Zbl 1007.35086 Journées “Équations aux dérivées partielles”, Plestin-les-Grèves, France, 5 au 8 juin 2001. Exposés Nos. I-XIV. Nantes: Université de Nantes. Exp. No. 2, 14 p. (2001). MSC: 35Q53 35Q35 76-02 35B10 37K65 PDFBibTeX XMLCite \textit{A. Constantin}, in: Journées ``Équations aux dérivées partielles'', Plestin-les-Grèves, France, 5 au 8 juin 2001. Exposés Nos. I-XIV. Nantes: Université de Nantes. Exp. No. 2, 14 p. (2001; Zbl 1007.35086) Full Text: Numdam EuDML
Constantin, Adrian Existence of permanent and breaking waves for a shallow water equation: a geometric approach. (English) Zbl 0944.35062 Ann. Inst. Fourier 50, No. 2, 321-362 (2000). MSC: 35Q35 37K25 58D05 76B15 PDFBibTeX XMLCite \textit{A. Constantin}, Ann. Inst. Fourier 50, No. 2, 321--362 (2000; Zbl 0944.35062) Full Text: DOI Numdam EuDML