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7 is the only number D for which the equation 2 n − D = x 2 has more than two solutions for n and x natural. In particular, the equation 2 n − 7 = x 2 is known as the Ramanujan–Nagell equation. 7 is one of seven numbers in the positive definite quadratic integer matrix representative of all odd numbers: {1, 3, 5, 7, 11, 15, 33}. [19] [20]
A numerical solution to the heat equation on a pump casing model using the finite element method.. Historically, applied mathematics consisted principally of applied analysis, most notably differential equations; approximation theory (broadly construed, to include representations, asymptotic methods, variational methods, and numerical analysis); and applied probability.
The Serbian Wikipedia (Serbian: Википедија на српском језику, Vikipedija na srpskom jeziku) is the Serbian-language version of the free online encyclopedia Wikipedia. Created on 16 February 2003, it reached its 100,000th article on 20 November 2009 before getting to another milestone with the 200,000th article on 6 July ...
Volić's research is in algebraic topology.He is the author of over thirty articles and two books and has delivered more than two hundred lectures in some twenty countries.
We tested 10 of the best Dutch ovens, including options from Le Creuset, Staub, Lodge, and more. These are our top recommendations for your kitchen.
Heavy machinery is seen Thursday at the site of a massive sinkhole that formed off Interstate 80 in New Jersey, just west of New York City, as crews evaluate the depression to design a repair.
Pamela Anderson is reflecting on the "difficult" combination of her image as a Hollywood star and, simultaneously, a mother, earlier in her career. But when it comes to her sons Brandon, now 28 ...
7 [89] 2021: Xiaomi: Jakov Sistem: 2 [90] 2003: Jakov Sistem Sport equipment. Name Stores First store in Serbia Parent; Planeta sport: 118 [91] 2014: Planeta sport ...