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Power series solution

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  • Power series method — In mathematics, the power series method is used to seek a power series solution to certain differential equations. Method Consider the second order linear differential equation: a 2(z)f (z)+a 1(z)f (z)+a 0(z)f(z)=0;!Suppose a 2 is nonzero for all …   Wikipedia

  • Series (mathematics) — A series is the sum of the terms of a sequence. Finite sequences and series have defined first and last terms, whereas infinite sequences and series continue indefinitely.[1] In mathematics, given an infinite sequence of numbers { an } …   Wikipedia

  • Power Macintosh 7300 — Date de commercialisation 13 février 1997 Prix au lancement 2 100–2 700 $ 18 000–21 700 F Arrêt de la production 10 novembre 199 …   Wikipédia en Français

  • Solution Unsatisfactory — is a science fiction short story by Robert A. Heinlein. The story was first published in Astounding Science Fiction magazine in 1940, with illustrations by Frank Kramer. The time of writing (at least of the final draft) can be bracketed very… …   Wikipedia

  • Power line communication — or power line carrier (PLC), also known as power line digital subscriber line (PDSL), mains communication, power line telecom (PLT), power line networking (PLN), or broadband over power lines (BPL) are systems for carrying data on a conductor… …   Wikipedia

  • Taylor series — Series expansion redirects here. For other notions of the term, see series (mathematics). As the degree of the Taylor polynomia …   Wikipedia

  • Power flow study — In power engineering, the power flow study (also known as load flow study) is an important tool involving numerical analysis applied to a power system. Unlike traditional circuit analysis, a power flow study usually uses simplified notation such… …   Wikipedia

  • Power law — A power law is any polynomial relationship that exhibits the property of scale invariance. The most common power laws relate two variables and have the form:f(x) = ax^k! +o(x^k),where a and k are constants, and o(x^k) is of x. Here, k is… …   Wikipedia

  • Power MOSFET — A Power MOSFET is a specific type of Metal Oxide Semiconductor Field Effect Transistor (MOSFET) designed to handle large power. Compared to the other power semiconductor devices (IGBT, Thyristor...), its main advantages are high commutation speed …   Wikipedia

  • History of Grandi's series — Geometry and infinite zerosGrandiGuido Grandi (1671 – 1742) reportedly provided a simplistic account of the series in 1703. He noticed that inserting parentheses into nowrap|1=1 − 1 + 1 − 1 + · · · produced varying results: either:(1 1) + (1 1) + …   Wikipedia

  • Frobenius solution to the hypergeometric equation — In the following we solve the second order differential equation called the hypergeometric differential equation using Frobenius method, named after Ferdinand Georg Frobenius. This is a method that uses the series solution for a differential… …   Wikipedia

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