Comparison of two notions of rationality for a dessin d'enfant

DOI10.5802/jtnb.336zbMath1002.11056OpenAlexW2316785144MaRDI QIDQ1606171

Layla Pharamond dit d'Costa

Publication date: 24 July 2002

Published in: Journal de Théorie des Nombres de Bordeaux (Search for Journal in Brave)

Full work available at URL: http://www.numdam.org/item?id=JTNB_2001__13_2_529_0

zbMATH Keywords

Galois grouprationalityfields of definitionramified covering

Mathematics Subject Classification ID

Universal profinite groups (relationship to moduli spaces, projective and moduli towers, Galois theory) (14G32) Arithmetic algebraic geometry (Diophantine geometry) (11G99) Coverings of curves, fundamental group (14H30) Coverings in algebraic geometry (14E20)

Related Items (1)

Belyi functions for hyperbolic hypergeometric-to-Heun transformations

Cites Work

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• The Field of Definition of a Variety
• Algebraic covers: Field of moduli versus field of definition

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