"The automorphism groups of the hyperelliptic surfaces" by Curtis Bennett and Rick Miranda
 

Document Type

Article

Publication Date

Winter 1990

Abstract

In this paper, the automorphism groups of the seven classes of the so- called hyperelliptic surfaces are calculated. Writing these as (E×F)/G, where E and F are elliptic curves and G is a finite group of translations of E acting on F not only as translations, covering space theory is then used to calculate the automorphisms. Letting M be the centralizer of G in Aut(E)×Aut(F), it is then noted that in all cases M is generated by its E-translations, its F-translations, its E- automorphisms, and its F-automorphisms. Finally, two tables list the automorphism groups and generators for each.

Original Publication Citation

Bennett, C.; Miranda, R. The automorphism groups of the hyperelliptic surfaces. Rocky Mountain J. Math. 20 (1990), no. 1, 31--37. doi:10.1216/rmjm/1181073156.

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