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Cos






Mathematica Notation

Traditional Notation









Elementary Functions > Cos[z] > Specific values > Values at fixed points





http://functions.wolfram.com/01.07.03.0140.01









  


  










Input Form





Cos[(11 Pi)/6] == Sqrt[3]/2










Standard Form





Cell[BoxData[RowBox[List[RowBox[List["Cos", "[", FractionBox[RowBox[List["11", "\[Pi]"]], "6"], "]"]], "\[Equal]", FractionBox[SqrtBox["3"], "2"]]]]]










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> &#8289; </mo> <mo> ( </mo> <mfrac> <mrow> <mn> 11 </mn> <mo> &#8290; </mo> <mi> &#960; </mi> </mrow> <mn> 6 </mn> </mfrac> <mo> ) </mo> </mrow> <mo> &#10869; </mo> <mfrac> <msqrt> <mn> 3 </mn> </msqrt> <mn> 2 </mn> </mfrac> </mrow> <annotation-xml encoding='MathML-Content'> <apply> <eq /> <apply> <cos /> <apply> <times /> <cn type='integer'> 11 </cn> <pi /> <apply> <power /> <cn type='integer'> 6 </cn> <cn type='integer'> -1 </cn> </apply> </apply> </apply> <apply> <times /> <apply> <power /> <cn type='integer'> 3 </cn> <cn type='rational'> 1 <sep /> 2 </cn> </apply> <apply> <power /> <cn type='integer'> 2 </cn> <cn type='integer'> -1 </cn> </apply> </apply> </apply> </annotation-xml> </semantics> </math>










Rule Form





Cell[BoxData[RowBox[List[RowBox[List["HoldPattern", "[", RowBox[List["Cos", "[", FractionBox[RowBox[List["11", " ", "\[Pi]"]], "6"], "]"]], "]"]], "\[RuleDelayed]", FractionBox[SqrtBox["3"], "2"]]]]]










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





2001-10-29