Topics in the History of Mathematics: Non-Euclidean Geometry History (1988)

Open University

On a sphere, the sum of the angles of a triangle is not equal to 180 degrees. The surface of a sphere is not a Euclidean space, but locally the laws of the Euclidean geometry are good approximations. In a small triangle on the face of the earth, the sum of the angles is very nearly 180Ã
Watch Part Number:
1 rating
Views: 15,624
Date Added: 11 years ago.

Documentary Description

During the eighteenth and nineteenth centuries mathematicians were increasingly questioning the foundations of geometry. This programme shows how these investigations led to the formation of non-Euclidean geometry.


There are no comments. Be the first to post one.
  Post comment as a guest user.
Click to login or register:
Your name:
Your email:
(will not appear)
Your comment:
(max. 1000 characters)
Are you human? (Sorry)
All external videos in CosmoLearning are merely links to outside video hosts that make available embed codes to be used by external websites or blogs. CosmoLearning will never be responsible for any kind of hosting of external productions. To contact the original host company or uploader, please click on the video displayed to be forwarded to the original video.