'Connected planar graph' diaporamas de présentation

Computational Geometry

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Computational Geometry

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Computational Geometry

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The Infamous Five Color Theorem

The Infamous Five Color Theorem. Dan Teague NC School of Science and Mathematics teague@ncssm.edu. 5-coloring of the continental US. 5 - c o l o r vertex coloring of the continental US. Augustus de Morgan, Oct. 23, 1852. In a letter to Sir William Hamilton,

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15-251

15-251. Great Theoretical Ideas in Computer Science. Graphs II. Lecture 19, October 27, 2009. Recap. Theorem: Let G be a graph with n nodes and e edges. The following are equivalent:. 1. G is a tree (connected, acyclic). 2. Every two nodes of G are joined by a unique path.

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15-251

15-251. Great Theoretical Ideas in Computer Science. Graphs II. Lecture 19, October 27, 2009. Recap. Theorem: Let G be a graph with n nodes and e edges. The following are equivalent:. 1. G is a tree (connected, acyclic). 2. Every two nodes of G are joined by a unique path.

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Discrete and Combinatorial Mathematics R. P. Grimaldi , 5 th edition, 2004

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15-251

15-251. Some. Great Theoretical Ideas in Computer Science. for. Graphs II. Lecture 18 (March 19, 2009). Recap. Theorem: Let G be a graph with n nodes and e edges. The following are equivalent:. 1. G is a tree (connected, acyclic).

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Assume the result is true for all connected plane graphs with fewer than e edges,

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Undirected graphs

Undirected graphs.

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