html, body, form { margin: 0; padding: 0; width: 100%; } #calculate { position: relative; width: 177px; height: 110px; background: transparent url(/images/alphabox/embed_functions_inside.gif) no-repeat scroll 0 0; } #i { position: relative; left: 18px; top: 44px; width: 133px; border: 0 none; outline: 0; font-size: 11px; } #eq { width: 9px; height: 10px; background: transparent; position: absolute; top: 47px; right: 18px; cursor: pointer; }

 Arg

 http://functions.wolfram.com/12.02.16.0019.01

 Input Form

 Arg[z^a] == a Arg[z] /; Element[a, Reals] && Inequality[-Pi, Less, a Arg[z], LessEqual, Pi]

 Standard Form

 Cell[BoxData[RowBox[List[RowBox[List[RowBox[List["Arg", "[", SuperscriptBox["z", "a"], "]"]], "\[Equal]", RowBox[List["a", " ", RowBox[List["Arg", "[", "z", "]"]]]]]], "/;", RowBox[List[RowBox[List["Element", "[", RowBox[List["a", ",", "Reals"]], "]"]], "\[And]", RowBox[List[RowBox[List["-", "\[Pi]"]], "<", RowBox[List["a", " ", RowBox[List["Arg", "[", "z", "]"]]]], "\[LessEqual]", "\[Pi]"]]]]]]]]

 MathML Form

 arg ( z a ) a arg ( z ) /; a TagBox["\[DoubleStruckCapitalR]", Function[Reals]] - π < a arg ( z ) π Condition z a a z a Inequality -1 a z [/itex]

 Rule Form

 Cell[BoxData[RowBox[List[RowBox[List["HoldPattern", "[", RowBox[List["Arg", "[", SuperscriptBox["z_", "a_"], "]"]], "]"]], "\[RuleDelayed]", RowBox[List[RowBox[List["a", " ", RowBox[List["Arg", "[", "z", "]"]]]], "/;", RowBox[List[RowBox[List["a", "\[Element]", "Reals"]], "&&", RowBox[List[RowBox[List["-", "\[Pi]"]], "<", RowBox[List["a", " ", RowBox[List["Arg", "[", "z", "]"]]]], "\[LessEqual]", "\[Pi]"]]]]]]]]]]

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

 2001-10-29