Abstract
In this chapter we summarize the results on sparsity of classes with all their characterizations. The multiplicity of the equivalent characterizations that can be given for the nowhere dense–somewhere dense dichotomy is mainly a consequence of several related aspects:
When the class is sparse, the teacher is far away. . .
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© 2012 Springer-Verlag Berlin Heidelberg
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Nešetřil, J., de Mendez, P.O. (2012). Back to Classes. In: Sparsity. Algorithms and Combinatorics, vol 28. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-27875-4_13
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DOI: https://doi.org/10.1007/978-3-642-27875-4_13
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Publisher Name: Springer, Berlin, Heidelberg
Print ISBN: 978-3-642-27874-7
Online ISBN: 978-3-642-27875-4
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