In this edition, a set of Supplementary Notes and Remarks has been added at the end, grouped according to chapter. Some of these call attention to subsequent developments, others add further explanation or additional remarks. Most of the remarks are accompanied by a briefly indicated proof, which is sometimes different from the one given in the reference cited. The list of references has been expanded to include many recent contributions, but it is still not intended to be exhaustive. John C. Oxtoby Bryn Mawr, April 1980 Preface to the First Edition This book has two main themes: the Baire...

Dieses Buch behandelt hauptsachlich zwei Themenkreise: Der Bairesche Kategorie-Satz als Hilfsmittel fur Existenzbeweise sowie Die "Dualitat" zwischen Mass und Kategorie. Die Kategorie-Methode wird durch viele typische Anwendungen erlautert; die Analogie, die zwischen Mass und Kategorie besteht, wird nach den verschiedensten Richtungen hin genauer untersucht. Hierzu findet der Leser eine kurze Einfuhrung in die Grundlagen der metrischen Topologie; ausserdem werden grundlegende Eigenschaften des Lebesgue schen Masses hergeleitet. Es zeigt sich, dass die Lebesguesche Integrationstheorie fur...

In this edition, a set of Supplementary Notes and Remarks has been added at the end, grouped according to chapter. Some of these call attention to subsequent developments, others add further explanation or additional remarks. Most of the remarks are accompanied by a briefly indicated proof, which is sometimes different from the one given in the reference cited. The list of references has been expanded to include many recent contributions, but it is still not intended to be exhaustive. John C. Oxtoby Bryn Mawr, April 1980 Preface to the First Edition This book has two main themes: the Baire...