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 (1,954 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 |