• Algebraic K-theory is a subject area in mathematics with connections to geometry, topology, ring theory, and number theory. Geometric, algebraic, and arithmetic...
    77 KB (10,647 words) - 14:42, 21 July 2025
  • In mathematics, there are several theorems basic to algebraic K-theory. Throughout, for simplicity, we assume when an exact category is a subcategory of...
    4 KB (580 words) - 15:40, 28 May 2025
  • In algebra, the fundamental theorem of algebraic K-theory describes the effects of changing the ring of K-groups from a ring R to R [ t ] {\displaystyle...
    3 KB (413 words) - 21:05, 2 June 2025
  • Thumbnail for Algebraic number theory
    Algebraic number theory is a branch of number theory that uses the techniques of abstract algebra to study the integers, rational numbers, and their generalizations...
    40 KB (5,798 words) - 04:02, 10 July 2025
  • a root, where k is chosen so that deg(f) + 2k ∈ I). Another algebraic proof of the fundamental theorem can be given using Galois theory. It suffices to...
    51 KB (7,637 words) - 04:31, 1 August 2025
  • In algebra, ring theory is the study of rings, algebraic structures in which addition and multiplication are defined and have similar properties to those...
    24 KB (3,093 words) - 19:58, 15 June 2025
  • In mathematics, specifically abstract algebra, the isomorphism theorems (also known as Noether's isomorphism theorems) are theorems that describe the...
    25 KB (3,607 words) - 19:19, 19 July 2025
  • Thumbnail for Borsuk–Ulam theorem
    Therefore, these two theorems are equivalent. There are several fixed-point theorems which come in three equivalent variants: an algebraic topology variant...
    15 KB (2,501 words) - 21:28, 5 June 2025
  • statement in-and-of itself. Fundamental theorem of algebra Fundamental theorem of algebraic K-theory Fundamental theorem of arithmetic Fundamental theorem of...
    5 KB (553 words) - 13:53, 14 September 2024
  • the basic theorems in algebraic number theory are the going up and going down theorems, which describe the behavior of some prime ideal p ∈ Spec ( O K )...
    52 KB (8,509 words) - 19:49, 16 July 2025
  • incompleteness theorems are two theorems of mathematical logic that are concerned with the limits of provability in formal axiomatic theories. These results...
    92 KB (12,171 words) - 07:16, 2 August 2025
  • Thumbnail for Group theory
    In abstract algebra, group theory studies the algebraic structures known as groups. The concept of a group is central to abstract algebra: other well-known...
    39 KB (5,086 words) - 11:47, 19 June 2025
  • cohomology theory known as topological K-theory. In algebra and algebraic geometry, it is referred to as algebraic K-theory. It is also a fundamental tool in the...
    27 KB (4,403 words) - 02:14, 18 July 2025
  • Thumbnail for Algebraic topology
    Algebraic topology is a branch of mathematics that uses tools from abstract algebra to study topological spaces. The basic goal is to find algebraic invariants...
    19 KB (2,093 words) - 21:19, 12 June 2025
  • 19th century, algebra consisted essentially of the theory of equations. For example, the fundamental theorem of algebra belongs to the theory of equations...
    121 KB (17,047 words) - 04:08, 9 July 2025
  • Thumbnail for Field (mathematics)
    algebraic function fields, algebraic number fields, and p-adic fields are commonly used and studied in mathematics, particularly in number theory and...
    86 KB (10,330 words) - 20:24, 2 July 2025
  • Thumbnail for Algebraic group
    the study of algebraic groups belongs both to algebraic geometry and group theory. Many groups of geometric transformations are algebraic groups, including...
    16 KB (2,244 words) - 15:28, 15 May 2025
  • In mathematics, specifically in algebraic geometry and algebraic topology, the Lefschetz hyperplane theorem is a precise statement of certain relations...
    12 KB (1,762 words) - 16:21, 14 July 2025
  • Thumbnail for Representation theory
    studies modules over these abstract algebraic structures. In essence, a representation makes an abstract algebraic object more concrete by describing its...
    56 KB (7,333 words) - 15:09, 18 July 2025
  • Thumbnail for Sylow theorems
    In mathematics, specifically in the field of finite group theory, the Sylow theorems are a collection of theorems named after the Norwegian mathematician...
    33 KB (4,453 words) - 21:57, 24 June 2025
  • groups. It was proved by Évariste Galois in his development of Galois theory. In its most basic form, the theorem asserts that given a field extension E/F...
    17 KB (3,001 words) - 12:44, 12 March 2025
  • theory has become an important tool in algebraic geometry, particularly through its connection to the study of algebraic cycles. While Hodge theory is...
    28 KB (4,339 words) - 19:04, 13 April 2025
  • Thumbnail for Lie algebra
    describe rational homotopy theory in algebraic terms. The definition of a Lie algebra over a field extends to define a Lie algebra over any commutative ring...
    62 KB (10,497 words) - 19:29, 31 July 2025
  • or unital associative algebra, or in some subjects such as algebraic geometry, unital associative commutative algebra. Replacing the field of scalars by...
    22 KB (3,122 words) - 20:22, 31 March 2025
  • In mathematics, the Hurewicz theorem is a basic result of algebraic topology, connecting homotopy theory with homology theory via a map known as the Hurewicz...
    9 KB (1,310 words) - 21:50, 15 June 2025
  • are discussed in the article on distributivity in order theory. Some additional order structures that are often specified via algebraic operations and...
    31 KB (4,490 words) - 06:40, 21 June 2025
  • field K [ T ] {\displaystyle K[T]} . A matroid that can be generated in this way is called an algebraic matroid. No good characterization of algebraic matroids...
    7 KB (946 words) - 17:06, 18 January 2025
  • noncommutative algebraic geometry and, more recently, of derived algebraic geometry. See also: Generic matrix ring. A homomorphism between two R-algebras is an...
    31 KB (4,261 words) - 10:53, 26 May 2025
  • juncture in the proofs of many seemingly unrelated theorems from abstract algebra, theory of quadratic forms, algebraic K-theory and the theory of motives...
    17 KB (2,302 words) - 02:40, 17 April 2025
  • point theorem was one of the early achievements of algebraic topology, and is the basis of more general fixed point theorems which are important in functional...
    61 KB (8,516 words) - 02:13, 21 July 2025