series of cosines
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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
Fourier series — Fourier transforms Continuous Fourier transform Fourier series Discrete Fourier transform Discrete time Fourier transform Related transforms … Wikipedia
Law of cosines (spherical) — In spherical trigonometry, the law of cosines (also called the cosine rule for sides) is a theorem relating the sides and angles of spherical triangles, analogous to the ordinary law of cosines from plane trigonometry.Given a unit sphere, a… … Wikipedia
trigonometric series — noun : a mathematical series whose terms proceed by sines and cosines of integral multiples of a variable angle * * * Math. an infinite series involving sines and cosines of increasing integral multiples of a variable. * * * trigonometric series … Useful english dictionary
Fourier series — Math. an infinite series that involves linear combinations of sines and cosines and approximates a given function on a specified domain. [1875 80; see FOURIER ANALYSIS] * * * In mathematics, an infinite series used to solve special types of… … Universalium
Half range Fourier series — A half range Fourier series is a Fourier series defined on an interval [0,L] instead of the more common [ L,L] , with the implication that the analyzed function f(x), xin [0,L] should be extended to [ L,0) as either an even or odd function. This… … Wikipedia
Fourier series — [foor′ē ər] n. [formulated by FOURIER Baron Jean Baptiste Joseph] Math. the expansion of a periodic function into a series of sines and cosines … English World dictionary
trigonometric series — Math. an infinite series involving sines and cosines of increasing integral multiples of a variable. * * * … Universalium
Fourier series — Fou′rier se ries n. math. an infinite series that approximates a given function on a specified domain by using linear combinations of sines and cosines • Etymology: 1875–80; see Fourier analysis … From formal English to slang
List of trigonometric identities — Cosines and sines around the unit circle … Wikipedia
Trigonometric functions — Cosine redirects here. For the similarity measure, see Cosine similarity. Trigonometry History Usage Functions Generalized Inverse functions … Wikipedia
