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Cos




Mathematica Notation

Traditional Notation









Elementary Functions > Cos[z] > Representations through more general functions > Through Meijer G > Classical cases involving cos-1 in the arguments and unit step theta





http://functions.wolfram.com/01.07.26.0013.01









  


  








Input Form





(UnitStep[1 - Abs[z]]/Sqrt[1 - z]) Cos[\[Nu] ArcCos[Sqrt[z]]] == Sqrt[Pi] MeijerG[{{}, {(1 + \[Nu])/2, (1 - \[Nu])/2}}, {{0, 1/2}, {}}, z] /; !IntervalMemberQ[Interval[{-1, 0}], z]








Standard Form





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MathML Form







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Rule Form





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Date Added to functions.wolfram.com (modification date)





2001-10-29