differential topology, there are two Whitney embedding theorems, named after Hassler Whitney: The strong Whitney embedding theorem states that any smooth... 12 KB (1,729 words) - 01:13, 16 April 2023 |
S^{1}\times \mathbb {R} }, is zero. The Stiefel–Whitney class was named for Eduard Stiefel and Hassler Whitney and is an example of a Z/2Z{\displaystyle \mathbb... 23 KB (3,815 words) - 08:34, 26 December 2023 |
In geometry, the Whitney umbrella (or Whitney's umbrella, named after American mathematician Hassler Whitney, and sometimes called a Cayley umbrella)... 3 KB (277 words) - 08:43, 12 June 2022 |
In differential topology, the Whitney immersion theorem (named after Hassler Whitney) states that for m>1{\displaystyle m>1}, any smooth m{\displaystyle... 3 KB (324 words) - 18:39, 24 December 2021 |
branch of mathematics, the Whitney conditions are conditions on a pair of submanifolds of a manifold introduced by Hassler Whitney in 1965. A stratification... 6 KB (719 words) - 23:03, 1 November 2022 |
have prescribed derivatives at the points of A. It is a result of Hassler Whitney. A precise statement of the theorem requires careful consideration... 8 KB (1,129 words) - 09:32, 7 November 2023 |
is named after the American mathematicians Lynn Harold Loomis and Hassler Whitney, and was published in 1949. Fix a dimension d≥2{\displaystyle d\geq... 8 KB (1,486 words) - 20:10, 8 November 2023 |
smooth manifolds. They are named after the American mathematician Hassler Whitney. Let M and N be two real, smooth manifolds. Furthermore, let C∞(M,N)... 4 KB (623 words) - 02:03, 26 January 2024 |
Line graph (redirect from Whitney graph isomorphism theorem) the interchange graph, the adjoint graph, and the derived graph. Hassler Whitney (1932) proved that with one exceptional case the structure of a connected... 43 KB (5,295 words) - 01:45, 9 March 2024 |
Graph isomorphism (section Whitney theorem) be different for two isomorphic graphs. The Whitney graph isomorphism theorem, shown by Hassler Whitney, states that two connected graphs are isomorphic... 12 KB (1,507 words) - 15:14, 23 February 2024 |
mathematician working on analysis. Together with Hassler Whitney, he discovered the Loomis–Whitney inequality. Loomis received his PhD in 1942 from Harvard... 4 KB (398 words) - 03:15, 12 December 2023 |
Dual graph (redirect from Whitney planarity criterion) embedding will do). The converse is actually true, as settled by Hassler Whitney in Whitney's planarity criterion: A connected graph G is planar if and only... 51 KB (6,580 words) - 02:26, 3 January 2024 |
characteristic class arose in 1935 in the work of Eduard Stiefel and Hassler Whitney about vector fields on manifolds. Let G be a topological group, and... 10 KB (1,416 words) - 03:05, 23 March 2024 |
four color problem. It was generalised to the Tutte polynomial by Hassler Whitney and W. T. Tutte, linking it to the Potts model of statistical physics... 29 KB (4,147 words) - 02:34, 8 December 2023 |
Hassler (also Haßler, Häßler, Hässler, Hasler, ...) is a toponymic surname derived from a number of places called Hasel or Hassel in German-speaking parts... 2 KB (292 words) - 23:17, 4 July 2023 |
Sally Thurston (redirect from Sally Whitney Thurston) and was tenured in 2008. Thurston is the daughter of mathematician Hassler Whitney. Thurston became an Elected Member of the International Statistical... 4 KB (304 words) - 21:31, 10 February 2024 |
Vector bundle (redirect from Whitney sum) on X (over the given field). A few examples follow. The Whitney sum (named for Hassler Whitney) or direct sum bundle of E and F is a vector bundle E ⊕... 31 KB (4,030 words) - 10:02, 22 August 2023 |
definition of fiber space was given by Hassler Whitney in 1935 under the name sphere space, but in 1940 Whitney changed the name to sphere bundle. The... 29 KB (4,015 words) - 13:33, 14 February 2024 |
Matroid (redirect from Whitney number) and equivalently of the partition lattice. They were named after Hassler Whitney, the (co)founder of matroid theory, by Gian-Carlo Rota. The name has... 59 KB (8,611 words) - 17:20, 3 February 2024 |
polynomials in terms of the moduli of smoothness. It was first proved by Hassler Whitney in 1957, and is an important tool in the field of approximation theory... 6 KB (1,295 words) - 08:31, 29 January 2023 |
product was introduced in work of J. W. Alexander, Eduard Čech and Hassler Whitney from 1935–1938, and, in full generality, by Samuel Eilenberg in 1944... 8 KB (1,242 words) - 20:35, 12 March 2024 |
singularity theorem 1964 Hassler Whitney proved that every analytic variety admits a stratification satisfying the Whitney conditions. 1967 Theodore... 26 KB (3,204 words) - 00:13, 28 January 2024 |
In mathematics, Whitney's planarity criterion is a matroid-theoretic characterization of planar graphs, named after Hassler Whitney. It states that a... 4 KB (461 words) - 07:46, 6 January 2024 |
as Peary and Cook Hassler Whitney (1907–1989), American mathematician, one of the founders of singularity theory Henry Martyn Whitney (1824–1904), newspaper... 6 KB (725 words) - 16:58, 20 March 2024 |
properties belong to matroid theory. Matroid theory was introduced by Hassler Whitney and studied as a part of order theory. It is now an independent field... 32 KB (3,440 words) - 10:24, 15 March 2024 |