Exact counterexample (22 July 2026) and unbounded family (24 July 2026) for line-graph inertia Conjecture 4.12, with reproducible exact certificates.
reproducible-research discrete-mathematics zenodo counterexample algebraic-graph-theory research-software spectral-graph-theory exact-arithmetic signless-laplacian line-graphs graph-inertia graph-signature
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Updated
Aug 1, 2026 - Python