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On the Hamiltonian of the Cubic Boson Selfinteraction in Four Dimensional Space Time
Author(s) -
Osterwalder Konrad
Publication year - 1971
Publication title -
fortschritte der physik
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.469
H-Index - 71
eISSN - 1521-3978
pISSN - 0015-8208
DOI - 10.1002/prop.19710190202
Subject(s) - hamiltonian (control theory) , boson , mathematical physics , physics , cutoff , space time , space (punctuation) , mathematics , quantum mechanics , mathematical optimization , linguistics , philosophy , chemical engineering , engineering
In four dimensional space time a boson field with cubic selfinteraction is considered. It is shown, that if a space cutoff function is included in the interaction term, the renormalized Hamiltonian H ren exists as a densely defined symmetric operator.
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