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2024 Faculty Courses School of Science Undergraduate major in Mathematics

Algebra III

Academic unit or major
Undergraduate major in Mathematics
Instructor(s)
Shohei Ma
Class Format
Lecture (Face-to-face)
Media-enhanced courses
-
Day of week/Period
(Classrooms)
5-6 Tue / 5-6 Fri
Class
-
Course Code
MTH.A331
Number of credits
200
Course offered
2024
Offered quarter
3Q
Syllabus updated
Mar 14, 2025
Language
Japanese

Syllabus

Course overview and goals

The main theme of this course is Field Theory, especially extension of fields entered around the Galois theory. This is basic when learning modern Mathematics.

Course description and aims

Understand various properties about filed extensions; understand the Galois correspondence; get familiar with classical examples of fields

Keywords

Fields, extension of fields, Galois groups

Competencies

  • Specialist skills
  • Intercultural skills
  • Communication skills
  • Critical thinking skills
  • Practical and/or problem-solving skills

Class flow

Standard lecture course accompanied by discussion sessions

Course schedule/Objectives

Course schedule Objectives
Class 1

Fields

Details will be provided during each class session

Class 2

Extensions of fields

Details will be provided during each class session

Class 3

Minimal decomposition fields, normal extensions

Details will be provided during each class session

Class 4

Separable and inseparable extensions

Details will be provided during each class session

Class 5

Galois extensions and Galois correspondence

Details will be provided during each class session

Class 6

Calculations of various examples of Galois groups

Details will be provided during each class session

Class 7

Geometry of Galois theory

Details will be provided during each class session

Class 8

Finite fields

Details will be provided during each class session

Class 9

Quadratic reciprocity

Details will be provided during each class session

Class 10

Quadratic fields

Details will be provided during each class session

Class 11

Number fields

Details will be provided during each class session

Class 12

Cyclotomic fields

Details will be provided during each class session

Class 13

Jugendtraum

Details will be provided during each class session

Class 14

p-adic fields

Details will be provided during each class session

Study advice (preparation and review)

preferred, but not duty

Textbook(s)

none in particular

Reference books, course materials, etc.

Serre "A course in Arithmetic"

Evaluation methods and criteria

By exams and reports. Details will be announced in the course.

Related courses

  • MTH.A301 : Algebra I
  • MTH.A302 : Algebra II

Prerequisites

Passion for Mathematics