In abstract algebra, Hilbert's Theorem 90 (or Satz 90) is an important result on cyclic extensions of fields (or to one of its generalizations) that leads...
10 KB (1,916 words) - 20:59, 6 August 2024
\mathbb {R} ^{3}} Hilbert's Theorem 90, an important result on cyclic extensions of fields that leads to Kummer theory Hilbert's basis theorem, in commutative...
1 KB (166 words) - 00:31, 6 December 2022
theorem Hilbert's Nullstellensatz Hilbert's theorem (differential geometry) Hilbert's Theorem 90 Hilbert's syzygy theorem Hilbert–Speiser theorem Brouwer–Hilbert...
59 KB (7,101 words) - 20:26, 14 October 2024
role in many aspects of Hilbert space theory. Exact analogs of the Pythagorean theorem and parallelogram law hold in a Hilbert space. At a deeper level...
128 KB (17,481 words) - 23:15, 6 November 2024
theorem Hilbert–Smith conjecture Hilbert–Speiser theorem Hilbert–Waring theorem Hilbert's arithmetic of ends Hilbert's axioms Hilbert's basis theorem...
3 KB (225 words) - 14:55, 4 April 2022
second cohomology group is isomorphic to the Brauer group of K (by Hilbert's theorem 90, its first cohomology group is zero). If X is a smooth proper scheme...
15 KB (1,927 words) - 19:44, 5 August 2024
additive counterparts of the methods involved in Kummer theory, such as Hilbert's theorem 90 and additive Galois cohomology. These extensions are called Artin–Schreier...
3 KB (466 words) - 16:54, 3 November 2021
The corresponding result for the multiplicative group is known as Hilbert's Theorem 90, and was known before 1900. Kummer theory was another such early...
8 KB (1,276 words) - 14:41, 19 June 2024
Azumaya algebra (section Skolem–Noether theorem)
exact sequence in cohomology for a field F {\displaystyle F} . Since Hilbert's Theorem 90 implies H 1 ( F , G m ) = 0 {\displaystyle H^{1}(F,\mathbb {G} _{m})=0}...
17 KB (3,208 words) - 22:29, 28 October 2023
which has come to be known as the Riemann–Hilbert problem. Hilbert's work was mainly concerned with the Hilbert transform for functions defined on the circle...
59 KB (8,095 words) - 16:30, 29 October 2024
acting on a field L and A=L×, then this is a field formation by Hilbert's theorem 90. The most important examples of class formations (arranged roughly...
18 KB (2,674 words) - 19:54, 22 February 2024
irreducibility theorem (number theory) Hilbert's syzygy theorem (commutative algebra) Hilbert's theorem (differential geometry) Hilbert's theorem 90 (number...
73 KB (6,030 words) - 15:22, 20 October 2024
Zahlbericht (redirect from Hilbert's Zahlbericht)
classes. Part 2 covers Galois number fields, including in particular Hilbert's theorem 90. Part 3 covers quadratic number fields, including the theory of genera...
6 KB (582 words) - 17:13, 1 June 2023
Pythagorean triple (category Pythagorean theorem)
Diophantus II.VIII Eisenstein triple Euler brick Heronian triangle Hilbert's theorem 90 Integer triangle Modular arithmetic Nonhypotenuse number Plimpton...
81 KB (11,397 words) - 18:27, 19 October 2024
while the kernel is trivial because H1(GLn) = {1} by an extension of Hilbert's Theorem 90. Therefore, Severi–Brauer varieties can be faithfully represented...
6 KB (717 words) - 15:49, 21 February 2024
when n is 0 is trivial, and the case when n = 1 follows easily from Hilbert's Theorem 90. The case n = 2 and ℓ = 2 was proved by (Merkurjev 1981) harv error:...
17 KB (2,319 words) - 14:55, 23 June 2024
Bell's theorem is a term encompassing a number of closely related results in physics, all of which determine that quantum mechanics is incompatible with...
76 KB (9,671 words) - 15:42, 11 November 2024
H^{1}\left(L,{\overline {K}}^{\times }\right)[m]\xrightarrow {} 0} By Hilbert's Theorem 90 H 1 ( L , K ¯ × ) = 0 {\displaystyle H^{1}\left(L,{\overline {K}}^{\times...
11 KB (1,970 words) - 08:18, 12 July 2023
In mathematics, the Pythagorean theorem or Pythagoras' theorem is a fundamental relation in Euclidean geometry between the three sides of a right triangle...
92 KB (12,566 words) - 06:51, 6 September 2024
system that generates theorems from axioms and inference rules, especially if the only inference rule is modus ponens. Every Hilbert system is an axiomatic...
28 KB (3,623 words) - 00:56, 2 November 2024
isomorphic to the Galois cohomology group H 1(K, K*) which vanishes by Hilbert's theorem 90. Therefore, the long exact sequence of étale cohomology groups gives...
33 KB (5,016 words) - 17:10, 20 January 2024
Gentzen's consistency proof (redirect from Gentzen's theorem)
result on Hilbert's plan to prove the consistency of mathematics. It is likely that all mathematicians ultimately would have accepted Hilbert's approach...
15 KB (1,959 words) - 00:39, 23 June 2024
Brouwer's fixed-point theorem is a fixed-point theorem in topology, named after L. E. J. (Bertus) Brouwer. It states that for any continuous function f...
61 KB (8,376 words) - 00:56, 20 June 2024
cohomology was formulated in 1943–45. The first theorem of the subject can be identified as Hilbert's Theorem 90 in 1897; this was recast into Emmy Noether's...
51 KB (9,805 words) - 20:28, 4 November 2024
Right angle (redirect from 90 degrees)
using a more explicit assumption. In Hilbert's axiomatization of geometry this statement is given as a theorem, but only after much groundwork. One may...
8 KB (870 words) - 05:42, 21 October 2024
Hess Hilbert's basis theorem Hilbert's axioms Hilbert function Hilbert's irreducibility theorem Hilbert's syzygy theorem Hilbert's Theorem 90 Hilbert's theorem...
21 KB (100 words) - 21:45, 18 September 2024
differential equations in the complex plane. Several existence theorems for Riemann–Hilbert problems have been produced by Mark Krein, Israel Gohberg and...
24 KB (3,709 words) - 08:45, 8 November 2024
to a purely formal system as envisaged in Hilbert's program. This dealt a final blow to the heart of Hilbert's program, the hope that consistency could...
52 KB (6,865 words) - 09:51, 7 November 2024
In mathematics, Hilbert's fourth problem in the 1900 list of Hilbert's problems is a foundational question in geometry. In one statement derived from the...
24 KB (3,534 words) - 01:23, 30 June 2024
Inner product space (redirect from Pre-Hilbert space)
Halmos's A Hilbert Space Problem Book (see the references).[citation needed] Parseval's identity leads immediately to the following theorem: Theorem. Let V...
56 KB (7,307 words) - 12:28, 12 November 2024