Delvendahl, Otto Die Singularitäten der Elementarkurven. (German) Zbl 0022.27001 J. Reine Angew. Math. 182, 54-59 (1940). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Keywords:Convex geometry, direct infinitesimal geometry PDFBibTeX XMLCite \textit{O. Delvendahl}, J. Reine Angew. Math. 182, 54--59 (1940; Zbl 0022.27001) Full Text: DOI Crelle EuDML