Self-adjoint operators and formally real fields

DOI10.1215/S0012-7094-76-04321-0zbMath0331.12102OpenAlexW2029195546MaRDI QIDQ1227772

William C. Waterhouse

Publication date: 1976

Published in: Duke Mathematical Journal (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1215/s0012-7094-76-04321-0

Mathematics Subject Classification ID

Fields related with sums of squares (formally real fields, Pythagorean fields, etc.) (12D15) General (adjoints, conjugates, products, inverses, domains, ranges, etc.) (47A05) Quadratic and bilinear forms, inner products (15A63) Real and complex fields (12D99)

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