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Currents and curvature varifolds in continuum mechanics. (English) Zbl 1235.49080

Arkhipova, Aina A. (ed.) et al., Nonlinear partial differential equations and related topics. Dedicated to Nina U. Uraltseva on the occasion of her 75th birthday. Providence, RI: American Mathematical Society (AMS) (ISBN 978-0-8218-4997-2/hbk). Translations. Series 2. American Mathematical Society 229; Advances in the Mathematical Sciences 64, 97-117 (2010).
Summary: The use in continuum mechanics of weak diffeomorphisms, Cartesian currents and curvature \(k\)-varifolds with boundary is discussed. The attention is focused on the analysis of the existence of minimizers for the energies of elastic complex bodies and bodies admitting cracks. The interplay between the analytical features and the physical needs is stressed.
For the entire collection see [Zbl 1193.35001].

MSC:

49Q15 Geometric measure and integration theory, integral and normal currents in optimization
49J45 Methods involving semicontinuity and convergence; relaxation
74A30 Nonsimple materials
74A45 Theories of fracture and damage
74A60 Micromechanical theories