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On (m,infinity)-isometries: examples
dc.contributor.author | Bermúdez De León, Teresa De Jesús | |
dc.contributor.author | Zaway, Hajer | |
dc.date.accessioned | 2024-01-22T21:07:19Z | |
dc.date.available | 2024-01-22T21:07:19Z | |
dc.date.issued | 2019 | |
dc.identifier.uri | http://riull.ull.es/xmlui/handle/915/35534 | |
dc.description.abstract | AnoperatorTonaBanachspaceXissaidtobean(m,∞)-isometry, if max 0≤k≤m k even ∥Tkx∥=max 0≤k≤m k odd ∥Tkx∥, forallx∈X. Inthispaper,westudyunilateralweightedshiftoperatorswhichare(m,∞)isometriesforsomeintegersm. Inparticular,weshowthatanypowerofan(m,∞)-isometry isnotnecessarilyan(m,∞)-isometry.Wealsostudystrict(3,∞)-isometriesonR2andgive anexampleofastrict(2n−1,∞)-isometryonC2, foranyoddintegern. | en |
dc.format.mimetype | application/pdf | |
dc.language.iso | en | |
dc.rights | Licencia Creative Commons (Reconocimiento-No comercial-Sin obras derivadas 4.0 Internacional) | |
dc.rights.uri | https://creativecommons.org/licenses/by-nc-nd/4.0/deed.es_ES | |
dc.title | On (m,infinity)-isometries: examples | |
dc.type | info:eu-repo/semantics/article | |
dc.identifier.doi | 10.1007/S00025-019-1018-7 | |
dc.subject.keyword | m-isometries | en |