Results 11 to 20 of about 2,325,357 (271)

On the Goldbach problem in an algebraic number field I. [PDF]

open access: bronze, 1960
The famous but yet unsolved problem of Goldbach is to decide whether the following conjecture is true: every even positive rational integer except 2 and 4 will be represented as the sum of two odd prime numbers.
Takayoshi Mitsui
openalex   +2 more sources

Lower bounds on the class number of algebraic function fields defined over any finite field [PDF]

open access: yesarXiv, 2011
We give lower bounds on the number of effective divisors of degree $\leq g-1$ with respect to the number of places of certain degrees of an algebraic function field of genus $g$ defined over a finite field. We deduce lower bounds and asymptotics for the class number, depending mainly on the number of places of a certain degree.
Ballet, Stéphane, Rolland, Robert
arxiv   +5 more sources

Theory of cyclic algebras over an algebraic number field [PDF]

open access: yesTransactions of the American Mathematical Society, 1932
I present this paper for publication to an American journal and in English for the following reason: The theory of linear algebras has been greatly extended through the work of American mathematicians. Of late, German mathematicians have become active in this theory.
H. Hasse
openaire   +3 more sources

On the central class field mod of Galois extensions of an algebraic number field [PDF]

open access: bronzeNagoya mathematical journal, 1978
Let k be the rational number field, K/k be an Abelian extension defined mod whose degree is some power of a prime l, and let be the module of K belonging to in the sense of Fröhlich [1, p. 239].
Susumu Shirai
openalex   +2 more sources

On the Infrastructure of the Principal Ideal Class of an Algebraic Number Field of Unit Rank One [PDF]

open access: bronze, 1988
Let R be the regulator and let D be the absolute value of the discriminant of an order 0 of an algebraic number field of unit rank 1. It is shown how the infrastructure idea of Shanks can be used to decrease the number of binary operations needed to ...
Johannes Buchmann, H. C. Williams
openalex   +2 more sources

Fuchsian Groups and Algebraic Number Fields [PDF]

open access: bronzeTransactions of the American Mathematical Society, 1985
Given the signature of a finitely-generated Fuchsian group, we find the minimal extension of the rationals for which there is a Fuchsian group having the required signature, whose matrix entries lie in this field.
P. L. Waterman, C. Maclachlan
openalex   +2 more sources

On computing the discriminant of an algebraic number field [PDF]

open access: bronzeMathematics of Computation, 1985
Let f ( x ) f(x) be a monic irreducible polynomial in Z [ x ] {\mathbf {Z}}[x] , and r a root of f ( x ) f(x) in C. Let K be the field Q (
Theresa P. Vaughan
openalex   +2 more sources

On the Units of Algebraic Number Fields

open access: bronzeJournal of Number Theory, 1994
AbstractLet K be an algebraic number field and k be a proper subfield of K. Then we have the relations between the relative degree [K : k] and the increase of the rank of the unit groups. Especially, in the case of mth cyclotomic field Q(ζm), we determine the number m such that the increase of the rank of the unit groups is equal to the number of the ...
Itaru Yamaguchi, H. Takeuchi
openalex   +3 more sources

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