Coloring rectangular blocks in 3-space

Colton Magnant; Daniel M. Martin

Discussiones Mathematicae Graph Theory (2011)

  • Volume: 31, Issue: 1, page 161-170
  • ISSN: 2083-5892

Abstract

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If rooms in an office building are allowed to be any rectangular solid, how many colors does it take to paint any configuration of rooms so that no two rooms sharing a wall or ceiling/floor get the same color? In this work, we provide a new construction which shows this number can be arbitrarily large.

How to cite

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Colton Magnant, and Daniel M. Martin. "Coloring rectangular blocks in 3-space." Discussiones Mathematicae Graph Theory 31.1 (2011): 161-170. <http://eudml.org/doc/271037>.

@article{ColtonMagnant2011,
abstract = {If rooms in an office building are allowed to be any rectangular solid, how many colors does it take to paint any configuration of rooms so that no two rooms sharing a wall or ceiling/floor get the same color? In this work, we provide a new construction which shows this number can be arbitrarily large.},
author = {Colton Magnant, Daniel M. Martin},
journal = {Discussiones Mathematicae Graph Theory},
keywords = {chromatic number; channel assignment problem; 3 dimensional rectangular blocks; 3-dimensional rectangular blocks},
language = {eng},
number = {1},
pages = {161-170},
title = {Coloring rectangular blocks in 3-space},
url = {http://eudml.org/doc/271037},
volume = {31},
year = {2011},
}

TY - JOUR
AU - Colton Magnant
AU - Daniel M. Martin
TI - Coloring rectangular blocks in 3-space
JO - Discussiones Mathematicae Graph Theory
PY - 2011
VL - 31
IS - 1
SP - 161
EP - 170
AB - If rooms in an office building are allowed to be any rectangular solid, how many colors does it take to paint any configuration of rooms so that no two rooms sharing a wall or ceiling/floor get the same color? In this work, we provide a new construction which shows this number can be arbitrarily large.
LA - eng
KW - chromatic number; channel assignment problem; 3 dimensional rectangular blocks; 3-dimensional rectangular blocks
UR - http://eudml.org/doc/271037
ER -

References

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  1. [1] J.P. Burling, On coloring problems of families of prototypes, Ph.D. Thesis - University of Colorado, 1, (1965) 
  2. [2] T.R. Jensen and B. Toft, Graph coloring problems, Wiley-Interscience Series in Discrete Mathematics and Optimization (John Wiley & Sons Inc., New York, 1995). A Wiley-Interscience Publication. 
  3. [3] A.V. Kostochka and J. Nesetril, Properties of Descartes' construction of triangle-free graphs with high chromatic number, Combin. Probab. Comput. 8 (1999) 467-472, doi: 10.1017/S0963548399004022. Zbl0951.05036
  4. [4] B. Reed and D. Allwright, Painting the office, MICS Journal 1 (2008) 1-8. 

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