{"paper":{"title":"Spectrum of the Kohn Laplacian on the Rossi sphere","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.CV","authors_text":"Madelyne M. Brown, Ravikumar Ramasami, Tawfik Abbas, Yunus E. Zeytuncu","submitted_at":"2017-08-18T14:18:45Z","abstract_excerpt":"We study the spectrum of the Kohn Laplacian $\\square_b^t$ on the Rossi example $(\\mathbb{S}^3, \\mathcal{L}_t)$. In particular we show that $0$ is in the essential spectrum of $\\square_b^t$, which yields another proof of the global non-embeddability of the Rossi example."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.05624","kind":"arxiv","version":1},"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"}