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zbMath0492.54022MaRDI QIDQ3954510

J. E. Jayne, C. A. Rogers

Publication date: 1982

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

proper maps absolute Borel set G-delta-sets F-sigma-sets F-sigma-maps Souslin-F-set

Mathematics Subject Classification ID

Descriptive set theory (03E15) Classes of sets (Borel fields, (sigma)-rings, etc.), measurable sets, Suslin sets, analytic sets (28A05) Special maps on topological spaces (open, closed, perfect, etc.) (54C10) Descriptive set theory (topological aspects of Borel, analytic, projective, etc. sets) (54H05)

Related Items (5)

Selection Theorems and Invariance of Borel Pointclasses ⋮ Piece-wise closed functions ⋮ Perfect images of absolute Souslin and absolute Borel Tychonoff spaces ⋮ Invariance of Borel classes in metric spaces ⋮ Upper semi-continuous set-valued functions

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