Examples of 'heawood' in a sentence
Meaning of "heawood"
Heawood: Refers to the Heawood graph, which is a concept in mathematics and graph theory
How to use "heawood" in a sentence
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heawood
Heawood graph with labeling.
We also analyze the percy john heawood demonstration of the five color theorem.
The Heawood graph is the Levi graph of the Fano plane.
Dualities can be viewed in the context of the Heawood graph as color reversing automorphisms.
The Heawood graph has crossing number 3.
The boundary of this subdivision forms an embedding of the Heawood graph onto the torus.
A drawing of the Heawood graph with three crossings.
Collineations may also be viewed as the color-preserving automorphisms of the Heawood graph ( see figure ).
Professor Edward Heawood also provided early criticism of the theory.
The chromatic index of the Heawood graph is 3.
Therefore, the Heawood graph is a symmetric graph.
The chromatic number of the Heawood graph is 2.
Including the Heawood graph, there are 8 distinct graphs of order 14 with crossing number 3.
The characteristic polynomial of the Heawood graph is formula 1.
In 1890 Percy Heawood found a mistake in Kempe 's treatment of pentagonal regions.
See also
There are 28 six-vertex cycles in the Heawood graph.
