The definition: A spherical neighborhood of a point is itself open-a-Euclidean Space in one dimension is a finite interval-Euclidean in two dimensions is a circle and Euclidean in 3-Dimensions and spheres- The blog looks the sphere in Euclidean-Geometry, non-Euclidean geometry, like sphere in a sphere or hyperbole for example, using differential geometry, topology and algebraic topology
Tuesday, December 17, 2013
Saturday, November 16, 2013
Wednesday, October 2, 2013
Monday, September 30, 2013
Sunday, September 1, 2013
Wednesday, August 7, 2013
Sunday, July 21, 2013
Sunday, May 5, 2013
Tuesday, April 2, 2013
Sunday, March 10, 2013
Friday, February 15, 2013
Sunday, January 6, 2013
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