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...ik]], fungsi autokorelasi (ACF) keur [[time serie|deret waktu]] [[discrete time|diskrit]] atawa hiji prosés ''X''_t hartina korelasi antara prosé ...tion'' nu kadangkala disebut ogé ''autocovariance''. <!--For a continuous time process, if ''f(t)'' is a sample path of the process (which has a known mea ...

* [[George E.P. Box]] and F.M. Jenkins. ''Time Series Analysis: Forecasting and Control'', second edition. Oakland, CA: Holden-Day, 1976. ...

* [[Transformasi Fourier laun]] ''(Short-time Fourier transform)'' ...r Series and Integrals''. (For réaders with a background in [[mathematical analysis]].) ...

Everyday examples are seen when the variable is ''time''; for instance the hands of a [[clock]] or the phases of the [[moon]] show ...s, with period 2π (see the figure on the right). The subject of [[Fourier series]] investigates the idea that an 'arbitrary' periodic function is a sum of t ...

...hastic process being called a [[random field]]). Familiar examples of time series include [[stock market]] and [[exchange rate]] fluctuations, signals such a ...construct a [[series]] from ''f''(''i''), what is the probability that the series [[convergence|converges]]? What is the probability [[distribution]] of the ...

...nsform of functions of a continuous [[real number|real]] argument, such as time (<math>t\,</math>).&nbsp; The amplitude and phase of a sinusoidal componen === Discrete-time Fourier transform (DTFT) === ...

...ies is bound to be incomplete -- he can be said to have founded elementary analysis, [[graph theory]], and many of the physical applications of mathematics now ...establishes the central role of the [[exponential function]] in elementary analysis, where virtually all functions are either variations of the exponential fun ...

...r words, the integral can be calculated by integrating one coordinate at a time. ...aluate the integral. The next most common technique is [[Residue (complex analysis)|residue calculus]]. There are also many less common ways of calculating d ...

:''dV''/''dt'' is the time [[derivative]] of voltage, measured in [[volt]]s per [[second]]. ...son, it is commonly said that capacitors 'pass' AC current. However, at no time do electrons actually cross between the plates, unless the dielectric bréak ...

If the first term in this series is the area of the triangle in the [[illustration]] then the second is the ...and [[Eudoxus of Cnidus|Eudoxus]] for constructing these devices. For some time this was assumed to be a legend of doubtful nature, but the discovery of th ...

...relays and switches for the first time in history. Entitled ''[[A Symbolic Analysis of Relay and Switching Circuits]]'', Shannon's thesis essentially founded p ...hows a [[binary-coded decimal]] numeral of the traditional [[sexagesimal]] time. ]] ...

...h> is a [[vector field]] (that is, some vector at every point of space and time), with [[SI]] units of teslas (one tesla is one [[newton]]-[[second]] per [ ...lectric charge|charges]], for example through a wire, which is constant in time and in which charge is neither building up nor depleting at any point), is ...