1.

Record Nr.

UNINA9910788842403321

Autore

Moerdijk Ieke

Titolo

Proper maps of toposes / / I. Moerdijk, J.J.C. Vermeulen

Pubbl/distr/stampa

Providence, Rhode Island : , : American Mathematical Society, , [2000]

©2000

ISBN

1-4704-0296-3

Descrizione fisica

1 online resource (125 p.)

Collana

Memoirs of the American Mathematical Society, , 0065-9266 ; ; number 705

Disciplina

510 s

512/.55

Soggetti

Toposes

Mappings (Mathematics)

Lingua di pubblicazione

Inglese

Formato

Materiale a stampa

Livello bibliografico

Monografia

Note generali

Description based upon print version of record.

Nota di bibliografia

Includes bibliographical references.

Nota di contenuto

""Table of Contents""; ""Introduction""; ""Chapter I. Proper Maps""; ""Â1 Definition and Examples""; ""Â2 First Properties""; ""Â3 Beck-Chevalley Conditions""; ""Â4 Pretopos Sites""; ""Â5 Preservation under Pullback and Filtered Inverse Limits""; ""Â6 Propriety and Closed Maps""; ""Â7 Descent along Proper Maps""; ""Chapter II. Separated Maps""; ""Â1 Definition and Examples""; ""Â2 Formal Properties""; ""Â3 Hyperconnected Hausdorff Toposes""; ""Â4 Locally Connected and Locally Compact Maps of Locales""; ""Â5 A Topos Version of the Reeb Stability Theorem""

""Â6 The Classical Reeb Stability Theorem""""Chapter III. Tidy Maps""; ""Â1 Definition and Examples""; ""Â2 First Properties""; ""Â3 The Beck-Chevalley Condition""; ""Â4 Stability under Change of Base""; ""Â5 Entire Maps""; ""Â6 Tidiness and Closed Maps""; ""Chapter IV. Strongly Separated Maps""; ""Â1 Definition of Strong Separation""; ""Â2 Elementary Properties""; ""Â3 Strongly Separated Coherent Toposes""; ""Â4 Galois Theory for Profinite Groupoids""; ""Chapter V. Relatively Tidy Maps and Lax Descent""; ""Â1 Path Toposes""; ""Â2 Lax Pullbacks of Toposes""

""Â3 Relatively Tidy Maps""""Â4 Relatively Tidy Morphisms of Sites""; ""Â5 The Main Theorem""; ""Â6 Applications to Lax Descent""; ""References""