homological algebra, algebraic topology, and algebraic geometry – a differential graded algebra (or DGA, or DG algebra) is an algebraic structure often...
19 KB (3,162 words) - 14:56, 26 March 2025
mathematics, differential algebra is, broadly speaking, the area of mathematics consisting in the study of differential equations and differential operators...
61 KB (7,863 words) - 09:19, 20 June 2025
is also a graded ring is called a graded algebra. A graded ring could also be viewed as a graded Z {\displaystyle \mathbb {Z} } -algebra. The associativity...
16 KB (2,846 words) - 11:38, 24 June 2025
abstract algebra and topology, a differential graded Lie algebra (or dg Lie algebra, or dgla) is a graded vector space with added Lie algebra and chain...
5 KB (751 words) - 22:27, 3 March 2022
derivative gives the exterior algebra of differential forms on a manifold the structure of a differential graded algebra. The exterior derivative commutes...
77 KB (12,242 words) - 11:21, 18 June 2025
Rational homotopy theory (redirect from Sullivan algebra)
(isomorphism classes of) certain algebraic objects called Sullivan minimal models, which are commutative differential graded algebras over the rational numbers...
26 KB (4,039 words) - 05:53, 6 January 2025
In mathematics, especially homological algebra, a differential graded category, often shortened to dg-category or DG category, is a category whose morphism...
5 KB (825 words) - 05:53, 5 June 2025
and the interior product acting on differential forms. Graded derivations of superalgebras (i.e. Z2-graded algebras) are often called superderivations...
7 KB (1,066 words) - 18:16, 21 January 2025
Derived scheme (redirect from Differential graded scheme)
commutative rings are replaced with derived versions such as differential graded algebras, commutative simplicial rings, or commutative ring spectra. From...
13 KB (2,276 words) - 04:02, 14 May 2025
In algebra, a differential graded module, or dg-module, is a Z {\displaystyle \mathbb {Z} } -graded module together with a differential; i.e., a square-zero...
2 KB (237 words) - 02:21, 13 May 2024
A differential graded algebra, DG-algebra or DGAlgebra is a graded algebra that is a differential graded module whose differential obeys the graded Leibniz...
7 KB (1,231 words) - 21:22, 19 July 2024
algebra Differential graded algebra Differential graded Lie algebra Exterior algebra F-algebra Filtered algebra Flexible algebra Freudenthal algebra Functional-theoretic...
2 KB (226 words) - 14:20, 21 November 2024
the graded cohomology algebra H A ∙ {\displaystyle HA^{\bullet }} which preserves the quasi-isomorphism structure of the original differential graded algebra...
25 KB (4,777 words) - 15:55, 29 May 2025
into a commutative differential graded algebra. It also has a coalgebra structure inherited from the one on the exterior algebra. The hypercohomology...
26 KB (4,377 words) - 22:43, 2 March 2025
representation theory, differential geometry, quantum statistical mechanics, quantum information, and quantum field theory. Operator algebras can be used to study...
5 KB (545 words) - 13:58, 27 September 2024
algebra. A differential graded algebra is an associative algebra together with a grading and a differential. For example, the de Rham algebra Ω ( M ) =...
31 KB (4,261 words) - 10:53, 26 May 2025
differential graded Lie algebra. To be a little more specific, the Jacobi identity only holds up to homotopy. Therefore, a differential graded Lie algebra can...
16 KB (2,645 words) - 10:24, 2 April 2025
or noncommutative geometry a quantum differential calculus or noncommutative differential structure on an algebra A {\displaystyle A} over a field k {\displaystyle...
6 KB (1,047 words) - 14:20, 18 May 2023
algebra is a Z-graded algebra for which xy = (−1)deg(x)deg(y)yx for all nonzero homogeneous elements x and y (i.e. it is an anticommutative algebra)...
2 KB (156 words) - 21:51, 21 September 2024
minimal model, algebraic topology model of a differential graded algebra used in rational homotopy theory. Neron minimal model, algebraic geometry model...
1 KB (189 words) - 00:57, 28 January 2025
mathematics, a graded Lie algebra is a Lie algebra endowed with a gradation which is compatible with the Lie bracket. In other words, a graded Lie algebra is a...
9 KB (1,537 words) - 20:28, 18 May 2025
Cartan model (category Algebraic topology)
In mathematics, the Cartan model is a differential graded algebra that computes the equivariant cohomology of a space. Stefan Cordes, Gregory Moore, Sanjaye...
649 bytes (44 words) - 19:08, 7 May 2021
commutative rings, which provide local charts, are replaced by either differential graded algebras (over Q {\displaystyle \mathbb {Q} } ), simplicial commutative...
14 KB (1,827 words) - 20:55, 19 June 2025
DGA, a series of planes built by Howard Aircraft Corporation Differential graded algebra Diglycolic acid Dissolved Gas Analysis, the analysis of gases...
2 KB (220 words) - 09:34, 30 January 2025
algebra. One of the simplest examples of a differential graded algebra is the space of smooth differential forms on a smooth manifold, so that Sullivan...
13 KB (1,518 words) - 11:27, 18 July 2024
universal enveloping algebra of the Lie algebra of a Lie group may be identified with the algebra of left-invariant differential operators on the group...
51 KB (8,954 words) - 11:11, 9 February 2025
In algebra, the ring of polynomial differential forms on the standard n-simplex is the differential graded algebra: Ω poly ∗ ( [ n ] ) = Q [ t 0 , . ...
1 KB (190 words) - 05:23, 13 May 2024
theory as the algebra of generalized Poisson brackets defined on differential forms. A Gerstenhaber algebra is a graded-commutative algebra with a Lie bracket...
4 KB (490 words) - 19:54, 24 May 2024
Derived tensor product (category Algebraic geometry)
In algebra, given a differential graded algebra A over a commutative ring R, the derived tensor product functor is − ⊗ A L − : D ( M A ) × D ( A M ) →...
3 KB (449 words) - 16:58, 31 July 2024
pullback. Differential forms are part of the field of differential geometry, influenced by linear algebra. Although the notion of a differential is quite...
67 KB (10,058 words) - 14:15, 26 June 2025