pseudo-Riemannian manifolds. It is named after Pierre-Simon Laplace and Eugenio Beltrami. For any twice-differentiable real-valued function f defined on Euclidean... 20 KB (3,336 words) - 19:52, 26 October 2023 |
The Beltrami identity, named after Eugenio Beltrami, is a special case of the Euler–Lagrange equation in the calculus of variations. The Euler–Lagrange... 6 KB (968 words) - 15:17, 18 March 2024 |
which is a surface of curvature 1/R2. The term was introduced by Eugenio Beltrami in his 1868 paper on models of hyperbolic geometry. The same surface... 11 KB (1,125 words) - 18:09, 24 April 2024 |
can have chaotic trajectories. It is named after Vladimir Arnold, Eugenio Beltrami, and Stephen Childress. Ippolit S. Gromeka's (1881) name has been historically... 3 KB (357 words) - 21:52, 22 October 2022 |
In other words, Beltrami flow is a flow in which the Lamb vector is zero. It is named after the Italian mathematician Eugenio Beltrami due to his derivation... 11 KB (2,136 words) - 17:40, 27 March 2024 |
In mathematics, the Beltrami equation, named after Eugenio Beltrami, is the partial differential equation ∂ w ∂ z ¯ = μ ∂ w ∂ z . {\displaystyle {\partial... 61 KB (10,901 words) - 00:14, 30 January 2024 |
Eugenio Beltrami, Italian mathematician Eugenio Berríos, Chilean biochemist Eugenio Calabi (1923–2023), Jewish Italian American mathematician Eugenio... 9 KB (1,015 words) - 16:10, 16 October 2023 |
Hyperbolic geometry (section The Beltrami–Klein model) Bolyai discovered it independently and published in 1832. In 1868, Eugenio Beltrami provided models (see below) of hyperbolic geometry, and used this to... 56 KB (6,945 words) - 18:48, 26 January 2024 |
Beltrami vector field, named after Eugenio Beltrami, is a vector field in three dimensions that is parallel to its own curl. That is, F is a Beltrami... 8 KB (1,062 words) - 21:56, 2 February 2024 |
half-plane model is named after Henri Poincaré, but it originated with Eugenio Beltrami who used it, along with the Klein model and the Poincaré disk model... 21 KB (3,560 words) - 20:56, 18 May 2023 |
hyperbolic geometry?". The model for hyperbolic geometry was answered by Eugenio Beltrami, in 1868, who first showed that a surface called the pseudosphere has... 44 KB (6,013 words) - 04:15, 7 April 2024 |
Beltrami is an Italian surname. Notable people with the surname include: Eugenio Beltrami (1835-1900), Italian mathematician Filippo Beltrami (1908–1944)... 792 bytes (134 words) - 16:48, 25 October 2023 |
physicist Carlo Rubbia. In addition, distinguished mathematicians Eugenio Beltrami, Felice Casorati and Luigi Berzolari were regular teachers in Pavia... 81 KB (7,253 words) - 16:46, 6 February 2024 |
certain class of paths known as geodesics. Beltrami's theorem, named for Italian mathematician Eugenio Beltrami, is a result on the inverse problem of determining... 6 KB (738 words) - 17:43, 29 January 2024 |
the sum depends on the triangle and is always less than 180 degrees. Eugenio Beltrami in 1868 and Felix Klein in 1871 obtained Euclidean "models" of the... 69 KB (9,319 words) - 18:14, 7 April 2024 |
strong implications about the distribution of prime numbers. 1868 – Eugenio Beltrami demonstrates independence of Euclid’s parallel postulate from the other... 63 KB (7,723 words) - 16:01, 22 April 2024 |
scientist Egon Börger Engineer Corradino D'Ascanio Mathematicians Eugenio Beltrami Enrico Bombieri Giovanni Alfonso Borelli Sergio Campanato Benedetto... 33 KB (3,571 words) - 23:57, 30 March 2024 |
geometric framework for image filtering (named Beltrami flow after the Italian mathematician Eugenio Beltrami), and the Generalized Multidimensional Scaling... 4 KB (436 words) - 23:41, 1 May 2024 |