Non-Euclidean Geometries 87 The social reorganisation launches changes

The social reorganisation launches changes that not only individuals but above all companies should

welches unter dem illegal verwendeten Markennamen verkauft wird

die medienwirksam Zweifel an der Zertifizierung anmelden und dann ihre eigenen Konzepte teuer verkaufen

ob die Erhöhung wirklich bedarfsgerecht ist

vor allem bei IT - gestützten Dienstleistungen ist dies häufig der Fall

Non-Euclidean Geometries 87 The social reorganisation launches changes"From nothing I have created a new different world," wrote Jnos Bolyai to his father, Wolgang Bolyai, on November 3, 1823, to let him know his discovery of non Euclidean geometry, as we call it today. The results of Bolyai and the co discoverer, the Russian Lobachevskii, changed the course of mathematics, opened the way for modern physical theories of the twentieth century, and had an impact on the history of human culture. The papers in this volume,