Vincent

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Name	Vincent
Member for	3 years
Seen	Feb 17 2010 at 3:53
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? A graph is four colorable if and only if it is planar.

graph-theory topological-graph-theory graph-colorings

jan 12 10 at 2:46 Vincent 85●5

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0

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Mathematical way to find a sequence of digits in an integer, programing crossover question [closed]

computer-science

jan 12 10 at 2:54 Pete L. Clark 39.5k●3●102●225

1

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Finding monochromatic rectangles in a countable coloring of R^2

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1

5

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topological-graph-theory
graph-theory
graph-colorings
computer-science
co.combinatorics

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