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 JacobiDC

 http://functions.wolfram.com/09.28.27.0022.01

 Input Form

 JacobiDC[z, m]^2 == (m JacobiSN[z, m]^2 - 1)/(JacobiSN[z, m]^2 - 1)

 Standard Form

 Cell[BoxData[RowBox[List[SuperscriptBox[RowBox[List["JacobiDC", "[", RowBox[List["z", ",", "m"]], "]"]], "2"], "\[Equal]", FractionBox[RowBox[List[RowBox[List["m", " ", SuperscriptBox[RowBox[List["JacobiSN", "[", RowBox[List["z", ",", "m"]], "]"]], "2"]]], "-", "1"]], RowBox[List[SuperscriptBox[RowBox[List["JacobiSN", "[", RowBox[List["z", ",", "m"]], "]"]], "2"], "-", "1"]]]]]]]

 MathML Form

 dc ( z m ) 2 m sn ( z m ) 2 - 1 sn ( z m ) 2 - 1 JacobiDC z m 2 m JacobiSN z m 2 -1 JacobiSN z m 2 -1 -1 [/itex]

 Rule Form

 Cell[BoxData[RowBox[List[RowBox[List["HoldPattern", "[", SuperscriptBox[RowBox[List["JacobiDC", "[", RowBox[List["z_", ",", "m_"]], "]"]], "2"], "]"]], "\[RuleDelayed]", FractionBox[RowBox[List[RowBox[List["m", " ", SuperscriptBox[RowBox[List["JacobiSN", "[", RowBox[List["z", ",", "m"]], "]"]], "2"]]], "-", "1"]], RowBox[List[SuperscriptBox[RowBox[List["JacobiSN", "[", RowBox[List["z", ",", "m"]], "]"]], "2"], "-", "1"]]]]]]]

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

 2001-10-29