Function fields of algebraic tori revisited

2017 ◽  
Vol 21 (2) ◽  
pp. 197-224 ◽  
Author(s):  
Shizuo Endo ◽  
Ming-Chang Kang
2021 ◽  
Vol 359 (8) ◽  
pp. 939-944
Author(s):  
Andrei S. Rapinchuk ◽  
Igor A. Rapinchuk

1975 ◽  
Vol 56 ◽  
pp. 85-104 ◽  
Author(s):  
Shizuo Endo ◽  
Takehiko Miyata

Let II be a finite group and denote by MII the class of all (finitely generated Z-free) II-modules. In the previous paper [3] we defined an equivalence relation in MII and constructed the abelian semigroup T(II) by giving an addition to the set of all equivalence classes in MII. The investigation of the semigroup T(II) seems interesting and important, because this gives a classification of the function fields of algebraic tori defined over a field k which split over a Galois extension of k with group II.


Author(s):  
CLEMENS FUCHS ◽  
SEBASTIAN HEINTZE

Abstract Let $ (G_n)_{n=0}^{\infty } $ be a nondegenerate linear recurrence sequence whose power sum representation is given by $ G_n = a_1(n) \alpha _1^n + \cdots + a_t(n) \alpha _t^n $ . We prove a function field analogue of the well-known result in the number field case that, under some nonrestrictive conditions, $ |{G_n}| \geq ( \max _{j=1,\ldots ,t} |{\alpha _j}| )^{n(1-\varepsilon )} $ for $ n $ large enough.


1988 ◽  
Vol 62 (2) ◽  
pp. 145-161 ◽  
Author(s):  
R. Gold ◽  
H. Kisilevsky
Keyword(s):  

2020 ◽  
Vol 160 (2) ◽  
pp. 519-521
Author(s):  
S. Baier ◽  
A. Bansal ◽  
R. K. Singh
Keyword(s):  

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