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http://functions.wolfram.com/01.24.03.0065.01
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Sech[(5 Pi I)/6] == -(2/Sqrt[3])
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Cell[BoxData[RowBox[List[RowBox[List["Sech", "[", FractionBox[RowBox[List["5", " ", "\[Pi]", " ", "\[ImaginaryI]"]], "6"], "]"]], "\[Equal]", RowBox[List["-", FractionBox["2", SqrtBox["3"]]]]]]]]
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<math xmlns='http://www.w3.org/1998/Math/MathML' mathematica:form='TraditionalForm' xmlns:mathematica='http://www.wolfram.com/XML/'> <semantics> <mrow> <mrow> <mi> sech </mi> <mo> ⁡ </mo> <mo> ( </mo> <mfrac> <mrow> <mn> 5 </mn> <mo> ⁢ </mo> <mi> π </mi> <mo> ⁢ </mo> <mi> ⅈ </mi> </mrow> <mn> 6 </mn> </mfrac> <mo> ) </mo> </mrow> <mo> ⩵ </mo> <mrow> <mo> - </mo> <mfrac> <mn> 2 </mn> <msqrt> <mn> 3 </mn> </msqrt> </mfrac> </mrow> </mrow> <annotation-xml encoding='MathML-Content'> <apply> <eq /> <apply> <sech /> <apply> <times /> <cn type='integer'> 5 </cn> <pi /> <imaginaryi /> <apply> <power /> <cn type='integer'> 6 </cn> <cn type='integer'> -1 </cn> </apply> </apply> </apply> <apply> <times /> <cn type='integer'> -1 </cn> <apply> <times /> <cn type='integer'> 2 </cn> <apply> <power /> <apply> <power /> <cn type='integer'> 3 </cn> <cn type='rational'> 1 <sep /> 2 </cn> </apply> <cn type='integer'> -1 </cn> </apply> </apply> </apply> </apply> </annotation-xml> </semantics> </math>
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| Cell[BoxData[RowBox[List[RowBox[List["HoldPattern", "[", RowBox[List["Sech", "[", FractionBox[RowBox[List["5", " ", "\[Pi]", " ", "\[ImaginaryI]"]], "6"], "]"]], "]"]], "\[RuleDelayed]", RowBox[List["-", FractionBox["2", SqrtBox["3"]]]]]]]] |
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Date Added to functions.wolfram.com (modification date)
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){kind=small}
