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 LaguerreL

 http://functions.wolfram.com/07.03.17.0016.01

 Input Form

 LaguerreL[\[Nu], \[Lambda], z] == LaguerreL[\[Nu], \[Lambda] - 1, z] + LaguerreL[\[Nu] - 1, \[Lambda], z]

 Standard Form

 Cell[BoxData[RowBox[List[RowBox[List["LaguerreL", "[", RowBox[List["\[Nu]", ",", "\[Lambda]", ",", "z"]], "]"]], "\[Equal]", RowBox[List[RowBox[List["LaguerreL", "[", RowBox[List["\[Nu]", ",", RowBox[List["\[Lambda]", "-", "1"]], ",", "z"]], "]"]], "+", RowBox[List["LaguerreL", "[", RowBox[List[RowBox[List["\[Nu]", "-", "1"]], ",", "\[Lambda]", ",", "z"]], "]"]]]]]]]]

 MathML Form

 L ν λ ( z ) L ν - 1 λ ( z ) + L ν λ - 1 ( z ) LaguerreL ν λ z LaguerreL ν -1 λ z LaguerreL ν λ -1 z [/itex]

 Rule Form

 Cell[BoxData[RowBox[List[RowBox[List["HoldPattern", "[", RowBox[List["LaguerreL", "[", RowBox[List["\[Nu]_", ",", "\[Lambda]_", ",", "z_"]], "]"]], "]"]], "\[RuleDelayed]", RowBox[List[RowBox[List["LaguerreL", "[", RowBox[List["\[Nu]", ",", RowBox[List["\[Lambda]", "-", "1"]], ",", "z"]], "]"]], "+", RowBox[List["LaguerreL", "[", RowBox[List[RowBox[List["\[Nu]", "-", "1"]], ",", "\[Lambda]", ",", "z"]], "]"]]]]]]]]

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

 2007-05-02