Singular moduli of rth Roots of modular functions

When singular moduli of Hauptmodules generate ring class fields (resp. ray class fields) of imaginary quadratic fields, using the theory of Shimura reciprocity law, we determine a necessary and sufficient condition for singular moduli of rrth roots of the Hauptmodules to generate the same ring class...

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Main Author: Choi SoYoung
Format: Article
Language:English
Published: De Gruyter 2023-08-01
Series:Open Mathematics
Subjects:
Online Access:https://doi.org/10.1515/math-2022-0609
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author Choi SoYoung
author_facet Choi SoYoung
author_sort Choi SoYoung
collection DOAJ
description When singular moduli of Hauptmodules generate ring class fields (resp. ray class fields) of imaginary quadratic fields, using the theory of Shimura reciprocity law, we determine a necessary and sufficient condition for singular moduli of rrth roots of the Hauptmodules to generate the same ring class fields (resp. ray class fields) as do the singular moduli of the Hauptmodules.
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spelling doaj.art-ddac27b515c14e0b8aeb8f45a174cc182023-08-14T07:06:30ZengDe GruyterOpen Mathematics2391-54552023-08-01211pp. 25532610.1515/math-2022-0609Singular moduli of rth Roots of modular functionsChoi SoYoung0Department of Mathematics Education and RINS, Gyeongsang National University, 501 Jinjudae-ro, Jinju 52828, Republic of KoreaWhen singular moduli of Hauptmodules generate ring class fields (resp. ray class fields) of imaginary quadratic fields, using the theory of Shimura reciprocity law, we determine a necessary and sufficient condition for singular moduli of rrth roots of the Hauptmodules to generate the same ring class fields (resp. ray class fields) as do the singular moduli of the Hauptmodules.https://doi.org/10.1515/math-2022-0609singular modulusclass fieldmodular function11f0311r37
spellingShingle Choi SoYoung
Singular moduli of rth Roots of modular functions
Open Mathematics
singular modulus
class field
modular function
11f03
11r37
title Singular moduli of rth Roots of modular functions
title_full Singular moduli of rth Roots of modular functions
title_fullStr Singular moduli of rth Roots of modular functions
title_full_unstemmed Singular moduli of rth Roots of modular functions
title_short Singular moduli of rth Roots of modular functions
title_sort singular moduli of rth roots of modular functions
topic singular modulus
class field
modular function
11f03
11r37
url https://doi.org/10.1515/math-2022-0609
work_keys_str_mv AT choisoyoung singularmoduliofrthrootsofmodularfunctions