Lukács, Béla On geometric symmetries and topologies of forms. (English) Zbl 0889.54028 Symmetry Cult. Sci. 4, No. 1, 93-103 (1993). The author calls “symmetry” any (local) invariance under the action of a transformation group. Nothing mathematically new is in this paper. Reviewer: H.Guggenheimer (West Hempstead) MSC: 54H15 Transformation groups and semigroups (topological aspects) PDFBibTeX XMLCite \textit{B. Lukács}, Symmetry Cult. Sci. 4, No. 1, 93--103 (1993; Zbl 0889.54028)