Geodesic
Sigma-continuity with closed witnesses
Raphaël Carroy 1   ; Benjamin D. Miller 1
1 Kurt Gödel Research Center for Mathematical Logic Universität Wien Währinger Strasse 25 1090 Wien, Austria
Fundamenta Mathematicae, Tome 239 (2017) no. 1, pp. 29-42 Cet article a éte moissonné depuis la source Institute of Mathematics Polish Academy of Sciences

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We use variants of the $\mathbb {G}_0$ dichotomy to establish a refinement of Solecki’s basis theorem for the family of Baire-class one functions which are not $\sigma $-continuous with closed witnesses.
DOI : 10.4064/fm317-12-2016
Keywords: variants mathbb dichotomy establish refinement solecki basis theorem family baire class functions which sigma continuous closed witnesses

Raphaël Carroy  1   ; Benjamin D. Miller  1

1 Kurt Gödel Research Center for Mathematical Logic Universität Wien Währinger Strasse 25 1090 Wien, Austria 
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Raphaël Carroy; Benjamin D. Miller. Sigma-continuity with closed witnesses. Fundamenta Mathematicae, Tome 239 (2017) no. 1, pp. 29-42. doi: 10.4064/fm317-12-2016

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