SubjectsSubjects(version: 978)
Course, academic year 2025/2026
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Introduction to Commutative Algebra - NMAG305
Title: Úvod do komutativní algebry
Guaranteed by: Department of Algebra (32-KA)
Faculty: Faculty of Mathematics and Physics
Actual: from 2025
Semester: winter
E-Credits: 6
Hours per week, examination: winter s.:3/1, C+Ex [HT]
Capacity: unlimited
Min. number of students: unlimited
4EU+: no
Virtual mobility / capacity: no
State of the course: taught
Language: Czech
Teaching methods: full-time
Additional information: https://www1.karlin.mff.cuni.cz/~kala/web/teaching/25uka
Guarantor: doc. Mgr. Vítězslav Kala, Ph.D.
Teacher(s): doc. Mgr. Vítězslav Kala, Ph.D.
Bc. David Stern
Class: M Bc. MMIB
M Bc. MMIB > Povinné
M Bc. MMIT
M Bc. MMIT > Povinné
M Bc. OM
M Bc. OM > Zaměření MSTR
M Bc. OM > Povinně volitelné
Classification: Mathematics > Algebra
Incompatibility : NMAG301
Interchangeability : NMAG301
Is incompatible with: NMAG301
Is pre-requisite for: NMAG351
Is interchangeable with: NMAG301
Annotation -
A recommended course for Information Security and specialization Mathematical Structures within General Mathematics. It covers basic topics of commutative ring theory.
Last update: Kaplický Petr, doc. Mgr., Ph.D. (30.05.2019)
Course completion requirements - Czech

Zkouška bude ústní s písemnou přípravou. Témata odpovídají probrané látce na přednáškách a cvičeních. Zápočet je udělován za úspěšné vyřešení cca 3 sad domácích úkolů a není potřeba k účasti na zkoušce.

Podrobnější informace jsou na webové stránce předmětu.

Last update: Kala Vítězslav, doc. Mgr., Ph.D. (19.09.2022)
Literature -

M. F. Atiah, I.G. Macdonald, Introduction to Commutative Algebra, Addison Wesley, 1969.

H. Matsumura, Commutative Ring Theory, W. A. Benjamin, 1970.

P. Samuel, O. Zariski, Commutative Algebra vol. I and II, Princeton, D. Van Nostrand Company, 1958, 1960.

R. Y. Sharp, Steps in Commutative Algebra (London Math. Society Student Text), Cambridge Univ. Press, 2nd ed., 2001.

Last update: Žemlička Jan, doc. Mgr. et Mgr., Ph.D. (15.01.2026)
Requirements to the exam - Czech

Zkouška bude ústní s písemnou přípravou. Témata odpovídající probrané látce na přednáškách a cvičeních.

Last update: STOVJ8AM (20.09.2021)
Syllabus -

Introduction

  • ideals and divisibility, arithmetic of ideals, Noetherianity,

hierarchy of domains

  • quotient rings, theorems on homomorphisms and isomorphisms, the

Chinese remainder theorem

  • Gauss's lemma on polynomials, Gauss's theorem and Hilbert's basis theorem

Galois theory

  • extension of homomorphisms to splitting fields of polynomials and the

Galois group

  • construction and uniqueness of the algebraic closure of a field
  • the degree of separability and separable field extensions
  • simple field extensions, the primitive element theorem
  • normal and Galois extensions
  • the fundamental theorem of Galois theory
  • (un)solvability of polynomials in radicals

Introduction to algebraic geometry

  • radicals and radical ideals
  • the Galois correspondence I, V, irreducibility vs. prime ideals
  • Hilbert's Nullstellensatz

Introduction to algebraic number theory

  • solving Diophantine equations by prime decomposition in number fields
  • rings of integral elements and their basic properties
  • unique decomposition of ideals
  • description of prime ideals
Last update: Žemlička Jan, doc. Mgr. et Mgr., Ph.D. (15.01.2026)
 
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