Work

Brief Announcement: Deciding FO Formulas Efficiently in Congested Networks

Year: 2025
Type: conference-paper
Abstract: We establish that for every first-order logic (FO) formula ϕ, which captures a vast number of computational problems on graphs, and every graph class G of bounded expansion, there exists a deterministic distributed algorithm that, for any n-node graph G ∈ G with diameter D, determines whether G ⊨ ϕ within O(D+log n) rounds in the standard CONGEST model. Graph classes of bounded expansion encompass many well-known families of sparse graphs, including planar graphs, bounded-genus graphs, bounded-treedepth graphs, bounded-treewidth graphs, bounded-degree graphs, graphs that exclude a fixed graph H as a minor or topological minor, random graphs with constant average degree (a.a.s.), and many network models (e.g., stochastic block models) for some ranges of parameters.
Language: English
Open Access status: hybrid
OpenAlex ID: W4411278177
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Cites: 19
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Related to: 10