Logical properties of random graphs from small addable classes

We establish zero-one laws and convergence laws for monadic second-order logic (MSO) (and, a fortiori, first-order logic) on a number of interesting graph classes. In particular, we show that MSO obeys a zero-one law on the class of connected planar graphs, the class of connected graphs of tree-widt...

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Main Authors: Anuj Dawar, Eryk Kopczyński
Format: Article
Language:English
Published: Logical Methods in Computer Science e.V. 2019-07-01
Series:Logical Methods in Computer Science
Subjects:
Online Access:https://lmcs.episciences.org/3780/pdf
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author Anuj Dawar
Eryk Kopczyński
author_facet Anuj Dawar
Eryk Kopczyński
author_sort Anuj Dawar
collection DOAJ
description We establish zero-one laws and convergence laws for monadic second-order logic (MSO) (and, a fortiori, first-order logic) on a number of interesting graph classes. In particular, we show that MSO obeys a zero-one law on the class of connected planar graphs, the class of connected graphs of tree-width at most $k$ and the class of connected graphs excluding the $k$-clique as a minor. In each of these cases, dropping the connectivity requirement leads to a class where the zero-one law fails but a convergence law for MSO still holds.
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spelling doaj.art-bdc5c8ec402443e98ce7b512237a93a82024-03-08T10:28:03ZengLogical Methods in Computer Science e.V.Logical Methods in Computer Science1860-59742019-07-01Volume 15, Issue 310.23638/LMCS-15(3:4)20193780Logical properties of random graphs from small addable classesAnuj DawarEryk KopczyńskiWe establish zero-one laws and convergence laws for monadic second-order logic (MSO) (and, a fortiori, first-order logic) on a number of interesting graph classes. In particular, we show that MSO obeys a zero-one law on the class of connected planar graphs, the class of connected graphs of tree-width at most $k$ and the class of connected graphs excluding the $k$-clique as a minor. In each of these cases, dropping the connectivity requirement leads to a class where the zero-one law fails but a convergence law for MSO still holds.https://lmcs.episciences.org/3780/pdfcomputer science - logic in computer sciencemathematics - logic03c13f.4.1
spellingShingle Anuj Dawar
Eryk Kopczyński
Logical properties of random graphs from small addable classes
Logical Methods in Computer Science
computer science - logic in computer science
mathematics - logic
03c13
f.4.1
title Logical properties of random graphs from small addable classes
title_full Logical properties of random graphs from small addable classes
title_fullStr Logical properties of random graphs from small addable classes
title_full_unstemmed Logical properties of random graphs from small addable classes
title_short Logical properties of random graphs from small addable classes
title_sort logical properties of random graphs from small addable classes
topic computer science - logic in computer science
mathematics - logic
03c13
f.4.1
url https://lmcs.episciences.org/3780/pdf
work_keys_str_mv AT anujdawar logicalpropertiesofrandomgraphsfromsmalladdableclasses
AT erykkopczynski logicalpropertiesofrandomgraphsfromsmalladdableclasses