Download or read book General Investigations of Curved Surfaces written by Karl Friedrich Gauss and published by Courier Corporation. This book was released on 2013-02-20 with total page 146 pages. Available in PDF, EPUB and Kindle. Book excerpt: This influential work defines the concept of surface curvature and presents the important theorem stating that the "Gauss curvature" is invariant under arbitrary isometric deformation of a curved surface. 1902 edition.