Cosine: Transformations (formula 01.07.16.0096)

Cos

$Mathematica Notation$

Elementary Functions

Cos[z]

Transformations

Multiple arguments

Argument involving symbolic multiples of variable

http://functions.wolfram.com/01.07.16.0096.01

Input Form

Cos[n z] == ChebyshevT[n, Cos[z]]

Standard Form

Cell[BoxData[RowBox[List[RowBox[List["Cos", "[", RowBox[List["n", " ", "z"]], "]"]], "\[Equal]", RowBox[List["ChebyshevT", "[", RowBox[List["n", ",", RowBox[List["Cos", "[", "z", "]"]]]], "]"]]]]]]

MathML Form

<math xmlns='http://www.w3.org/1998/Math/MathML' mathematica:form='TraditionalForm' xmlns:mathematica='http://www.wolfram.com/XML/'> <semantics> <mrow> <mrow> <mi> cos </mi> <mo> ⁡ </mo> <mo> ( </mo> <mrow> <mi> n </mi> <mo> ⁢ </mo> <mi> z </mi> </mrow> <mo> ) </mo> </mrow> <mo> ⩵ </mo> <mrow> <msub> <mi> T </mi> <mi> n </mi> </msub> <mo> ( </mo> <mrow> <mi> cos </mi> <mo> ⁡ </mo> <mo> ( </mo> <mi> z </mi> <mo> ) </mo> </mrow> <mo> ) </mo> </mrow> </mrow> <annotation-xml encoding='MathML-Content'> <apply> <eq /> <apply> <cos /> <apply> <times /> <ci> n </ci> <ci> z </ci> </apply> </apply> <apply> <ci> ChebyshevT </ci> <ci> n </ci> <apply> <cos /> <ci> z </ci> </apply> </apply> </apply> </annotation-xml> </semantics> </math>

Rule Form

Cell[BoxData[RowBox[List[RowBox[List["HoldPattern", "[", RowBox[List["Cos", "[", RowBox[List["n_", " ", "z_"]], "]"]], "]"]], "\[RuleDelayed]", RowBox[List["ChebyshevT", "[", RowBox[List["n", ",", RowBox[List["Cos", "[", "z", "]"]]]], "]"]]]]]]

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

2001-10-29