Lectures on Finite Fields ( Graduate Studies in Mathematics )

Publication series : Graduate Studies in Mathematics

Author: Xiang-dong Hou  

Publisher: American Mathematical Society‎

Publication year: 2018

E-ISBN: 9781470447274

P-ISBN(Paperback): 9781470442897

Subject: O153.4 Lexicological

Keyword: 数学

Language: ENG

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Lectures on Finite Fields

Description

The theory of finite fields encompasses algebra, combinatorics, and number theory and has furnished widespread applications in other areas of mathematics and computer science. This book is a collection of selected topics in the theory of finite fields and related areas. The topics include basic facts about finite fields, polynomials over finite fields, Gauss sums, algebraic number theory and cyclotomic fields, zeros of polynomials over finite fields, and classical groups over finite fields. The book is mostly self-contained, and the material covered is accessible to readers with the knowledge of graduate algebra; the only exception is a section on function fields. Each chapter is supplied with a set of exercises. The book can be adopted as a text for a second year graduate course or used as a reference by researchers.

Chapter

Title page

Contents

Preface

Chapter 1. Preliminaries

1.1. Basic Properties of Finite Fields

1.2. Partially Ordered Sets and the Möbius Function

Exercises

Chapter 2. Polynomials over Finite Fields

2.1. Number of Irreducible Polynomials

2.2. Berlekamp’s Factorization Algorithm

2.3. Functions from 𝔽_{𝕢}ⁿ to 𝔽_{𝕢}

2.4. Permutation Polynomials

2.5. Linearized Polynomials

2.6. Payne’s Theorem

Exercises

Chapter 3. Gauss Sums

3.1. Characters of Finite Abelian Groups

3.2. Gauss Sums

3.3. The Davenport-Hasse Theorem

3.4. The Gauss Quadratic Sum

Exercises

Chapter 4. Algebraic Number Theory

4.1. Number Fields

4.2. Ramification and Degree

4.3. Extensions of Number Fields

4.4. Factorization of Primes

4.5. Cyclotomic Fields

4.6. Stickelberger’s Congruence

Exercises

Chapter 5. Zeros of Polynomials over Finite Fields

5.1. Ax’s Theorem

5.2. Katz’s Theorem

5.3. Bounds on the Number of Zeros of Polynomials

5.4. Bounds Derived from Function Fields

Exercises

Chapter 6. Classical Groups

6.1. The General Linear Group and Its Related Groups

6.2. Simplicity of 𝑃𝑆𝐿(𝑛,𝐹)

6.3. Conjugacy Classes of 𝐺𝐿(𝑛,𝔽_{𝕢})

6.4. Conjugacy Classes of 𝐴𝐺𝐿(𝑛,𝔽_{𝕢})

6.5. Bilinear Forms, Hermitian Forms, and Quadratic Forms

6.6. Groups of Spaces Equipped with Forms

Exercises

Bibliography

List of Notation

Index

Back Cover

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