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 Power

 http://functions.wolfram.com/01.02.27.0013.01

 Input Form

 (z^(1/a))^a == E^(2 I a Pi Floor[(Pi - Im[Log[z]/a])/(2 Pi)]) z

 Standard Form

 Cell[BoxData[RowBox[List[SuperscriptBox[RowBox[List["(", SuperscriptBox["z", RowBox[List["1", "/", "a"]]], ")"]], "a"], "\[Equal]", RowBox[List[SuperscriptBox["\[ExponentialE]", RowBox[List["2", " ", "\[ImaginaryI]", " ", "a", " ", "\[Pi]", " ", RowBox[List["Floor", "[", FractionBox[RowBox[List["\[Pi]", "-", RowBox[List["Im", "[", FractionBox[RowBox[List["Log", "[", "z", "]"]], "a"], "]"]]]], RowBox[List["2", " ", "\[Pi]"]]], "]"]]]]], " ", "z"]]]]]]

 MathML Form

 ( z 1 / a ) a 2 a π π - Im ( log ( z ) a ) 2 π z z 1 a -1 a 2 a -1 z a -1 2 -1 z [/itex]

 Rule Form

 Cell[BoxData[RowBox[List[RowBox[List["HoldPattern", "[", SuperscriptBox[RowBox[List["(", SuperscriptBox["z_", FractionBox["1", "a_"]], ")"]], "a_"], "]"]], "\[RuleDelayed]", RowBox[List[SuperscriptBox["\[ExponentialE]", RowBox[List["2", " ", "\[ImaginaryI]", " ", "a", " ", "\[Pi]", " ", RowBox[List["Floor", "[", FractionBox[RowBox[List["\[Pi]", "-", RowBox[List["Im", "[", FractionBox[RowBox[List["Log", "[", "z", "]"]], "a"], "]"]]]], RowBox[List["2", " ", "\[Pi]"]]], "]"]]]]], " ", "z"]]]]]]

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

 2007-05-02