John William Theodore Youngs
Born 1910-01-01
Identifiers
- Open LibraryOL1804244A
Top Subjects
- Graph theory (4)
- Topology (2)
- Surfaces (2)
- Map-coloring problem (2)
- Algebraic topology (1)
- Map coloring problem (1)
- Four-color problem (1)
Books by John William Theodore Youngs
Total count: 9
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The representation problem for Fréchet surfacesAmerican Mathematical Society1951-01-01
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The representation problem for Fre chet surfacesAmerican Mathematical Society1951-01-01
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The Heawood map coloring conjectureRand Corp.1966-01-01
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The genus of K12sRand Corporation1966-01-01
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The Heawood map--coloring problemcases 1, 7, and 10.Rand Corporation1969-01-01
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The Heawood map-coloring problem, cases 3, 5, 6, and 9Rand Corp.1969-01-01
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Proof of the Heawood conjecture for non-orientable surfacesRand Corp.1970-01-01
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Representation Problem for Frechet SurfacesAmer Mathematical Society1981-12-01
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Representation Problem for Frechet Surfaces (Memoirs, No 8)American Mathematical Society