{"paper":{"title":"The Complexity of Simultaneous Geometric Graph Embedding","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CC"],"primary_cat":"cs.CG","authors_text":"Jean Cardinal, Vincent Kusters","submitted_at":"2013-02-28T09:55:20Z","abstract_excerpt":"Given a collection of planar graphs $G_1,\\dots,G_k$ on the same set $V$ of $n$ vertices, the simultaneous geometric embedding (with mapping) problem, or simply $k$-SGE, is to find a set $P$ of $n$ points in the plane and a bijection $\\phi: V \\to P$ such that the induced straight-line drawings of $G_1,\\dots,G_k$ under $\\phi$ are all plane.\n  This problem is polynomial-time equivalent to weak rectilinear realizability of abstract topological graphs, which Kyn\\v{c}l (doi:10.1007/s00454-010-9320-x) proved to be complete for $\\exists\\mathbb{R}$, the existential theory of the reals. Hence the proble"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1302.7127","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}