# arccos

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Related to arccos: Arccosine

## arccos

(ˈɑːkˌkɒs)
abbreviation for
(Mathematics) arccosine
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ThesaurusAntonymsRelated WordsSynonymsLegend:
 Noun 1 arccos - the inverse function of the cosine; the angle that has a cosine equal to a given numbercircular function, trigonometric function - function of an angle expressed as a ratio of the length of the sides of right-angled triangle containing the angle
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References in periodicals archive ?
H = arccos k/[square root of 1-[k.sup.2]] = a/[square root of 1 -[k.sup.2]], a = arccos k.
[alpha] = arccos [R - [DELTA]t]/R = [4.5 - 0.3]/4.5 = 21.04[degrees].
D = R x arccos (cos [[phi].sub.1] cos [[phi].sub.2] cos ([[theta].sub.1] - [[theta].sub.2]) + sin [[phi].sub.1] cos [[phi].sub.2]), (7)
For the second boundary point, [[alpha].sub.1] is determined by the first and second boundary points via [[alpha].sub.1] = arccos [mathematical expression not reproducible].
[DLMOoff.sub.25] = [b.sub.3] - 12 x arccos (1 - [square root of 2] + [square root of 2] x cos (([pi]/24)[b.sub.4]))/[pi], (6)
[[theta].sub.i] = arcos [[v.sup.T.sub.i][w.sub.i]/[parallel] [v.sub.i][parallel][parallel][w.sub.i][parallel]] = arccos [[v.sup.T.sub.i][w.sub.i]/[parallel][w.sub.i][parallel]], (11)
[[theta].sub.C1] = arccos [l.sup.2.sub.BC] + [l.sup.2.sub.CA] - [l.sup.2.sub.ZT]
[alfa] = arccos R([fi]) [omicron] n/[valor absoluto de (R([fi])].
[DELTA][phi](x, y) = [phi](x,y) - [[phi].sub.o](x,y) = arccos [g'(x,y)/r(x,y)] - arccos [ [g'.sub.o](x, y)/[r.sub.o](x,y)] (6)
Arccos Driver from Arccos Golf provides a performance tracking system that helps golfers measure distances with precision, track shots and analyse their game.

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