Definable davies' theorem
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Definable davies' theorem. / Törnquist, Asger Dag; Weiss, W.
I: Fundamenta Mathematicae, Bind 205, Nr. 1, 01.01.2009, s. 77-89.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - Definable davies' theorem
AU - Törnquist, Asger Dag
AU - Weiss, W.
PY - 2009/1/1
Y1 - 2009/1/1
N2 - We prove the following descriptive set-theoretic analogue of a theorem of R. 0. Davies: Every σ function f:ℝ × ℝ → ℝ can be represented as a sum of rectangular Σ functions if and only if all reals are constructible.
AB - We prove the following descriptive set-theoretic analogue of a theorem of R. 0. Davies: Every σ function f:ℝ × ℝ → ℝ can be represented as a sum of rectangular Σ functions if and only if all reals are constructible.
UR - http://www.scopus.com/inward/record.url?scp=73949135445&partnerID=8YFLogxK
U2 - 10.4064/fm205-1-4
DO - 10.4064/fm205-1-4
M3 - Journal article
AN - SCOPUS:73949135445
VL - 205
SP - 77
EP - 89
JO - Fundamenta Mathematicae
JF - Fundamenta Mathematicae
SN - 0016-2736
IS - 1
ER -
ID: 61336705