21: The two-holed torus and 3-crosscaps surface Video Lecture:

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Lecture duration: 39 min

21: The two-holed torus and 3-crosscaps surface
This is a video lecture course on Algebraic Topology by Prof. N J Wildberger of the School of Mathematics and Statistics, The University Of New South Wales, Australia. It features a visual approach to the subject that stresses the importance of familiarity with specific examples. It also introduces rational curvature, a simple but important innovation…….