The Tame Fundamental Group of a Formal Neighbourhood of a Divisor with Normal Crossings on a Scheme

SOMMARIO

Kummer coverings.- Tamely ramified coverings of schemes.- Extension of some notions from the theory of schemes to the theory of formal schemes.- Tamely ramified coverings of formal schemes.- The tame fundamental group of a formal neighbourhood of an irreducible divisor.- Comparison of two 2-cohomology classes.- The tame fundamental group of a formal neighbourhood of an irreducible divisor (continued).- Descent of tamely ramified coverings.- An application: the fundamental group of the spectrum of a complete local ring, of dimension two, minus a closed set.

ALTRE INFORMAZIONI

• Condizione: Nuovo
• ISBN: 9783540054993
• Collana: Lecture Notes in Mathematics
• Dimensioni: 235 x 155 mm
• Formato: Brossura
• Illustration Notes: X, 134 p.
• Pagine Arabe: 134
• Pagine Romane: x