Article
Keywords:
non-polyconvexity; stored energy function; Saint Venant-Kirchhoff material; counter-example
Summary:
A direct proof of the non-polyconvexity of the stored energy function of a Saint Venant-Kirchhoff material is given by means of a simple counter-example.
References:
[2] P. G. Ciarlet:
Lectures on three-dimensional elasticity. Tata Institute Lecture Notes, Springer- Verlag, 1983.
MR 0730027 |
Zbl 0542.73046
[3] P. G. Ciarlet:
Topics in mathematical elasticity, vol. I. North-Holland, Amsterdam, 1985.
MR 0936420
[4] J. Nečas: Introduction to the theory of nonlinear equations. Teubner Texte für Mathematik, Band 52, Leipzig.