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Found 36 Documents (Results 1–36)

On the existence of variational principles for differential-difference evolution equations. (English. Russian original) Zbl 1296.49033

Proc. Steklov Inst. Math. 283, 20-34 (2013); translation from Tr. Mat. Inst. Steklova 283, 25-39 (2013).
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Variational exterior differential systems. (English) Zbl 1146.58002

Gaeta, Giuseppe (ed.) et al., Symmetry and perturbation theory. Proceedings of the 6th international conference, SPT 2007, Otranto, Italy, June 2–9, 2007. Hackensack, NJ: World Scientific (ISBN 978-981-277-616-7/hbk). 124-131 (2008).
MSC:  58A15 70H50 70S05
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Integrability of Helmholtz conditions. (English) Zbl 1118.35316

Clemente-Gallardo, Jesús (ed.) et al., Groups, geometry and physics. Lectures presented at the workshop, Zaragoza, Spain, December 9–10, 2005. Zaragoza: Real Academia de Ciencias Exactas, Físicas, Químicas y Naturales de Zaragoza. Monografías de la Real Academia de Ciencias Exactas, Físicas, Químicas y Naturales de Zaragoza 29, 151-160 (2006).
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Determination of boundary conditions in the open sea by a method of optimal control. (Détermination de conditions aux limites en mer ouverte par une méthode de contrôle optimal.) (French) Zbl 1011.35133

Cioranescu, Doina (ed.) et al., Nonlinear partial differential equations and their applications. Collège de France seminar. Vol. XIV. Lectures held at the J. L. Lions seminar on applied mathematics, Paris, France, 1997-1998. Amsterdam: Elsevier. Stud. Math. Appl. 31, 103-132 (2002).
MSC:  35R30 49M30 35Q35 86A05
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Towards a solution of the inverse problem of the calculus of variations for scalar ordinary differential equations. (English) Zbl 1055.49023

Kowalski, Oldřich (ed.) et al., Differential geometry and its applications. Proceedings of the 8th international conference, Opava, Czech Republic, August 27–31, 2001. Opava: Silesian University at Opava (ISBN 80-7248-166-5/hbk). Math. Publ. (Opava) 3, 425-434 (2001).
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Lagrangians from equations: A Skyrmion case study. (English) Zbl 0866.58026

Gruber, Bruno (ed.), Symmetries in science VI: From the rotation group to quantum algebras. Proceedings of a symposium held in Bregenz, Austria, August 2-7, 1992. New York, NY: Plenum Press. 217-224 (1993).
Reviewer: H.Rumpf (Wien)
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