Differential geometry is the study of smooth manifolds and the intrinsic properties of spaces that can be described locally by Euclidean geometry. Within this expansive field, singularities represent ...

This is a preview. Log in through your library . Journal Information The Archive for History of Exact Sciences casts light upon the conceptual groundwork of the sciences by analyzing the historical ...

Abstract.In this note an attempt is made to describe a personal look at some of the main steps in the history of geometry from a psychological point of view, hereby basing on and sometimes merely ...