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 JacobiCN

 http://functions.wolfram.com/09.26.27.0035.01

 Input Form

 JacobiCN[z, m] == (JacobiDC[z, m] (-1 + m + JacobiDN[z, m]^2))/ (m JacobiDN[z, m])

 Standard Form

 Cell[BoxData[RowBox[List[RowBox[List["JacobiCN", "[", RowBox[List["z", ",", "m"]], "]"]], "\[Equal]", FractionBox[RowBox[List[RowBox[List["JacobiDC", "[", RowBox[List["z", ",", "m"]], "]"]], " ", RowBox[List["(", RowBox[List[RowBox[List["-", "1"]], "+", "m", "+", SuperscriptBox[RowBox[List["JacobiDN", "[", RowBox[List["z", ",", "m"]], "]"]], "2"]]], ")"]]]], RowBox[List["m", " ", RowBox[List["JacobiDN", "[", RowBox[List["z", ",", "m"]], "]"]]]]]]]]]

 MathML Form

 cn ( z m ) dc ( z m ) ( dn ( z m ) 2 + m - 1 ) m dn ( z m ) JacobiCN z m JacobiDC z m JacobiDN z m 2 m -1 m JacobiDN z m -1 [/itex]

 Rule Form

 Cell[BoxData[RowBox[List[RowBox[List["HoldPattern", "[", RowBox[List["JacobiCN", "[", RowBox[List["z_", ",", "m_"]], "]"]], "]"]], "\[RuleDelayed]", FractionBox[RowBox[List[RowBox[List["JacobiDC", "[", RowBox[List["z", ",", "m"]], "]"]], " ", RowBox[List["(", RowBox[List[RowBox[List["-", "1"]], "+", "m", "+", SuperscriptBox[RowBox[List["JacobiDN", "[", RowBox[List["z", ",", "m"]], "]"]], "2"]]], ")"]]]], RowBox[List["m", " ", RowBox[List["JacobiDN", "[", RowBox[List["z", ",", "m"]], "]"]]]]]]]]]

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

 2007-05-02