Covering $\mathbb R^{n+1}$ by graphs of $n$-ary functions and long linear orderings of Turing degrees

DOI10.1090/S0002-9939-04-07422-2zbMath1047.03036MaRDI QIDQ4813768

Uri Abraham, Stefan Geschke

Publication date: 13 August 2004

Published in: Proceedings of the American Mathematical Society (Search for Journal in Brave)

zbMATH Keywords

cardinal invariantscovering numbercontinuous functionsforcing extensionTuring degrees\(n\)-space

Mathematics Subject Classification ID

Consistency and independence results (03E35) Cardinal characteristics of the continuum (03E17) Functions of one variable (26A99) Functions of several variables (26B99) Other Turing degree structures (03D28)

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