{"paper":{"title":"Dirichlet spaces with superharmonic weights and de Branges-Rovnyak spaces","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.FA"],"primary_cat":"math.CV","authors_text":"Hubert Klaja, Javad Mashreghi, Karim Kellay, Omar El-Fallah, Thomas Ransford","submitted_at":"2015-10-27T23:32:07Z","abstract_excerpt":"We consider Dirichlet spaces with superharmonic weights. This class contains both the harmonic weights and the power weights. Our main result is a characterization of the Dirichlet spaces with superharmonic weights that can be identified as de Branges-Rovnyak spaces. As an application, we obtain the dilation inequality \\[ {\\cal D}_\\omega(f_r)\\le \\frac{2r}{1+r}{\\cal D}_\\omega(f) \\qquad(0\\le r<1), \\] where ${\\cal D}_\\omega$ denotes the Dirichlet integral with superharmonic weight $\\omega$, and $f_r(z):=f(rz)$ is the $r$-dilation of the holomorphic function $f$."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.08130","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"}