Cargando...
Què puc hacer?
Troba
visualització
Animal
Alfredo Capelli (Milà, 5 d'agost de 1855 – Nàpols, 28 de gener de 1910) va ser un matemàtic italià, especialitzat en àlgebra.Capelli es va graduar a la universitat de Roma el 1877, havent estudiat a ...
Dbpedia
Els chols o txols són un poble indígena de Mèxic que viu al nord-est de l'estat de Chiapas, a Tabasco i a Campeche. Ells es diuen winik, una paraula maia que significa "home" o "baró". Es consideren e ...
Settlement
The Contrabando is a ghost town within the Big Bend Ranch State Park, 9.5 miles (15.3 km) west of Lajitas, Texas on the Texas State Highway 170. The Contrabando consists of an original adobe building ...
Dbpedia
Eduard Selling (5 November 1834 in Ansbach – 31 January 1920 in Munich) was a German mathematician and inventor of calculating machines. Selling studied mathematics at the Universities of Göttingen an ...
Scientist
Alfred Frölicher (often misspelled Fröhlicher) was a Swiss mathematician (8 October 8 1927 – 1 July 2010). He was a full professor at the Université de Fribourg (1962-1965), and then at the Université ...
Dbpedia
In mathematics, in particular in algebraic topology, the Hopf invariant is a homotopy invariant of certain maps between n-spheres.
Place
En matemáticas, una variedad casi compleja es una variedad diferenciable M equipada en cada espacio tangente con una estructura compleja que varía de forma diferenciable de punto a punto. Esta estruct ...
Dbpedia
In geometry, the Killing–Hopf theorem states that complete connected Riemannian manifolds of constant curvature are isometric to a quotient of a sphere, Euclidean space, or hyperbolic space by a group ...
Dbpedia
A hopfion is a topological soliton. It is a stable three-dimensional localised configuration of a three-component field with a knotted topological structure. They are the three-dimensional counterpart ...
Dbpedia
In Riemannian geometry, the sphere theorem, also known as the quarter-pinched sphere theorem, strongly restricts the topology of manifolds admitting metrics with a particular curvature bound. The prec ...
Afegir a Didactalia Arrastra el botón a la barra de marcadores del navegador y comparte tus contenidos preferidos. Más info...
