Symmetry played a central role in the works of E.P. Wigner. He made a great
contribution to the extension and reinterpretation of the concept of symmetry.
He proposed a new classification. The paper investigates in the light of
Wigner’s works how do we see now the classification of physical symmetries.
A. Krasznahorkay, D. Habs, M. Hunyadi, D. Gassmann, M. Csatlós, Y. Eisermann, T. Faestermann, G. Graw, J. Gulyás, R. Hertenberger, H. J. Maier, Z. Máté, A. Metz, Jörg Ott, P. Thirolf, SY van der Werf