The two-holed torus and 3-crosscaps surface | Algebraic Topology | NJ Wildberger

  Рет қаралды 9,092

Insights into Mathematics

Insights into Mathematics

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@kabayakawa
@kabayakawa 12 жыл бұрын
I enjoyed with this lecture
@njwildberger
@njwildberger 13 жыл бұрын
@TheMathLife Yes you can.
@alekskleyn
@alekskleyn 4 жыл бұрын
I think S#S=S, as well P#S=P, T#S=T. Can I tell that P#T=S?
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