Trigonal quotients of modular curves $X_{0}(N)$
Hasegawa, Yuji ; Shimura, Mahoro
Proc. Japan Acad. Ser. A Math. Sci., Tome 82 (2006) no. 2, p. 15-17 / Harvested from Project Euclid
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Let $W(N)$ be the group of Atkin-Lehner involutions on the modular curve $X_0(N)$. The purpose of this article is to give complementary result to [7, 8, 9]; namely, we determine trigonal curves of the form $X_0(N)/W'$, where $W'$ is a subgroup of $W(N)$ such that $2< |W'| < |W(N)|$.
Publié le : 2006-02-14
Classification:  Modular curve,  modular form,  gonality,  plane curve,  11F03,  11F12,  11F11,  11G30,  14H25,  14H50,  11G05 
@article{1141279058,
     author = {Hasegawa, Yuji and Shimura, Mahoro},
     title = {Trigonal quotients of modular curves $X\_{0}(N)$},
     journal = {Proc. Japan Acad. Ser. A Math. Sci.},
     volume = {82},
     number = {2},
     year = {2006},
     pages = { 15-17},
     language = {en},
     url = {http://dml.mathdoc.fr/item/1141279058}
}

Hasegawa, Yuji; Shimura, Mahoro. Trigonal quotients of modular curves $X_{0}(N)$. Proc. Japan Acad. Ser. A Math. Sci., Tome 82 (2006) no. 2, pp.  15-17. http://gdmltest.u-ga.fr/item/1141279058/