Ranks for baire multifunctions

• Autorzy: Pandelis Dodos
• Języki publikacji: EN

Abstrakty

EN

Various ordinal ranks for Baire-1 real-valued functions, which have been used in the literature, are adapted to provide ranks for Baire-1 multifunctions. A new rank is also introduced which, roughly speaking, gives an estimate of how far a Baire-1 multifunction is from being upper semicontinuous.

Kategorie tematyczne

• 26A21: Classification of real functions; Baire classification of sets and functions
• 54C60: Set-valued maps
• 03E15: Descriptive set theory

• Wydawca: Institute of Mathematics Polish Academy of Sciences
• Czasopismo: Colloquium Mathematicum
• Rocznik: 2003
• Tom: 95
• Numer: 1
• Strony: 63-77

Daty

wydano

2003

Twórcy

autor

Pandelis Dodos

• Department of Mathematics, Faculty of Applied Sciences, National Technical University of Athens, Athens, Greece

Identyfikatory

DOI

10.4064/cm95-1-6