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Hace 5 días · e. Maxwell's equations on a plaque on his statue in Edinburgh. Maxwell's equations, or Maxwell–Heaviside equations, are a set of coupled partial differential equations that, together with the Lorentz force law, form the foundation of classical electromagnetism, classical optics, electric and magnetic circuits.
Hace 3 días · The history of Europe is traditionally divided into four time periods: prehistoric Europe (prior to about 800 BC), classical antiquity (800 BC to AD 500), the Middle Ages (AD 500–1500), and the modern era (since AD 1500). The first early European modern humans appear in the fossil record about 48,000 years ago, during the Paleolithic era.
Hace 4 días · The default calendar eras are Anno Domini ( BC and AD) and Common Era ( BCE and CE ). Either convention may be appropriate for use in Wikipedia articles depending on the article context. Apply Wikipedia:Manual of Style § Retaining existing styles with regard to changes from one era to the other.
Hace 2 días · The California gold rush (1848–1855) was a gold rush that began on January 24, 1848, when gold was found by James W. Marshall at Sutter's Mill in Coloma, California. [1] . The news of gold brought approximately 300,000 people to California from the rest of the United States and abroad. [2] .
27 de may. de 2024 · In a conventional 12-lead ECG, ten electrodes are placed on the patient's limbs and on the surface of the chest. The overall magnitude of the heart's electrical potential is then measured from twelve different angles ("leads") and is recorded over a period of time (usually ten seconds).
Hace 2 días · C is an imperative procedural language, supporting structured programming, lexical variable scope, and recursion, with a static type system. It was designed to be compiled to provide low-level access to memory and language constructs that map efficiently to machine instructions, all with minimal runtime support.
Hace 3 días · Olivetti S.p.A. è una società italiana del Gruppo TIM operante nel settore dell'informatica, che in passato è stata una delle più importanti aziende al mondo nel campo delle macchine per scrivere, da calcolo e dell'elettronica.
