{"paper":{"title":"Comment on the cosmological constant for $\\lambda \\phi^4$ theory in $d$ spacetime dimensions","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"hep-th","authors_text":"Andr\\'e LeClair","submitted_at":"2023-04-25T18:18:24Z","abstract_excerpt":"In a recent article we showed that the analog of the cosmological constant in two spacetime dimensions for a wide variety of integrable quantum field theories has the form $\\rho_{\\rm vac} = - m^2 /2 \\mathfrak{g} $ where $m$ is a physical mass and $\\mathfrak{g} $ is a generalized coupling, where in the free field limit $\\mathfrak{g} \\to 0$, $\\rho_{\\rm vac}$ diverges. We speculated that in four spacetime dimensions $\\rho_{\\rm vac} $ takes a similar form $\\rho_{\\rm vac} = - m^4/2 \\mathfrak{g}$, but did not support this idea in any specific model. In this article we study this problem for $\\lambda"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2304.13075","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2304.13075/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"}