On the q-dimension of a space of orderings and q-fans

zbMath0544.12014MaRDI QIDQ796576

Hirohumi Uda, Daiji Kijima, Mieo Nishi

Publication date: 1984

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

zbMATH Keywords

fanvaluationformally real fieldpreorderingspace of orderingsconnectedanisotropic quadratic formpre-q-cone

Mathematics Subject Classification ID

Fields related with sums of squares (formally real fields, Pythagorean fields, etc.) (12D15) Ordered fields (12J15) General binary quadratic forms (11E16) General valuation theory for fields (12J20) Forms over real fields (11E10)

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