📁 学校时间数学绘图
Graphs can be used to solve problems or to illustrate relationships between variables.
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条目 (9+)
Poincaré Conjecture -- from MathWorld
http://mathworld.wolfram.com/PoincareConjecture.html
Algorithms for the Fixed Point Property
http://www.csi.uottawa.ca/ordal/papers/schroder/FINSURVE.html
What is Algebraic Topology?
http://www.math.rochester.edu/people/faculty/jnei/algtop.html