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 Power

 http://functions.wolfram.com/01.02.27.0014.01

 Input Form

 (z^(1/a))^a == z /; Inequality[-Pi, Less, Im[Log[z]/a], LessEqual, Pi]

 Standard Form

 Cell[BoxData[RowBox[List[RowBox[List[SuperscriptBox[RowBox[List["(", SuperscriptBox["z", RowBox[List["1", "/", "a"]]], ")"]], "a"], "\[Equal]", "z"]], "/;", RowBox[List[RowBox[List["-", "\[Pi]"]], "<", RowBox[List["Im", "[", FractionBox[RowBox[List["Log", "[", "z", "]"]], "a"], "]"]], "\[LessEqual]", "\[Pi]"]]]]]]

 MathML Form

 ( z 1 / a ) a z /; - π < Im ( log ( z ) a ) π Condition z 1 a -1 a z Inequality -1 z a -1 [/itex]

 Rule Form

 Cell[BoxData[RowBox[List[RowBox[List["HoldPattern", "[", SuperscriptBox[RowBox[List["(", SuperscriptBox["z_", FractionBox["1", "a_"]], ")"]], "a_"], "]"]], "\[RuleDelayed]", RowBox[List["z", "/;", RowBox[List[RowBox[List["-", "\[Pi]"]], "<", RowBox[List["Im", "[", FractionBox[RowBox[List["Log", "[", "z", "]"]], "a"], "]"]], "\[LessEqual]", "\[Pi]"]]]]]]]]

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

 2007-05-02