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; }

 ArcSin

 http://functions.wolfram.com/01.12.16.0153.01

 Input Form

 ArcSin[x] + ArcSech[y] == I Pi (1 - (-1)^(Floor[-(Arg[(Sqrt[1/y - 1] Sqrt[1 + 1/y] + 1/y)/ (I x + Sqrt[1 - x^2])^I + 1]/(2 Pi))] - Floor[-(Arg[(Sqrt[1/y - 1] Sqrt[1 + 1/y] + 1/y)/(I x + Sqrt[1 - x^2])^ I]/(2 Pi))])) + I (-1)^(Floor[Arg[(Sqrt[1/y - 1] Sqrt[1 + 1/y] + 1/y)/(I x + Sqrt[1 - x^2])^ I - 1]/(2 Pi) - Arg[(Sqrt[1/y - 1] Sqrt[1 + 1/y] + 1/y)/ (I x + Sqrt[1 - x^2])^I + 1]/(2 Pi) + 1/2] + Floor[-(Arg[(Sqrt[1/y - 1] Sqrt[1 + 1/y] + 1/y)/(I x + Sqrt[1 - x^2])^I]/ Pi)]) (ArcSin[((I x + Sqrt[1 - x^2])^I ((Sqrt[1/y - 1] Sqrt[1 + 1/y] + 1/y)^2/(I x + Sqrt[1 - x^2])^(2 I) + 1))/(2 (Sqrt[1/y - 1] Sqrt[1 + 1/y] + 1/y))] - Pi/2) - 2 I Pi (Floor[(-Arg[(I x + Sqrt[1 - x^2])^(-I)] - Arg[Sqrt[1/y - 1] Sqrt[1 + 1/y] + 1/y] + Pi)/(2 Pi)] + Floor[(Pi - Im[Log[Sqrt[1/y - 1] Sqrt[1 + 1/y] + 1/y]])/(2 Pi)] + Floor[(Re[Log[I x + Sqrt[1 - x^2]]] + Pi)/(2 Pi)])

 Standard Form

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RowBox[List["Im", "[", RowBox[List["Log", "[", RowBox[List[RowBox[List[SqrtBox[RowBox[List[FractionBox["1", "y"], "-", "1"]]], " ", SqrtBox[RowBox[List["1", "+", FractionBox["1", "y"]]]]]], "+", FractionBox["1", "y"]]], "]"]], "]"]]]], RowBox[List["2", " ", "\[Pi]"]]], "]"]], "+", RowBox[List["Floor", "[", FractionBox[RowBox[List[RowBox[List["Re", "[", RowBox[List["Log", "[", RowBox[List[RowBox[List["\[ImaginaryI]", " ", "x"]], "+", SqrtBox[RowBox[List["1", "-", SuperscriptBox["x", "2"]]]]]], "]"]], "]"]], "+", "\[Pi]"]], RowBox[List["2", " ", "\[Pi]"]]], "]"]]]], ")"]]]]]]]]]]

 MathML Form

 sin - 1 ( x ) + sech - 1 ( y ) π ( 1 - ( - 1 ) - arg ( ( 1 y - 1 1 + 1 y + 1 y ) ( x + 1 - x 2 ) - + 1 ) 2 π - - arg ( ( x + 1 - x 2 ) - ( 1 y - 1 1 + 1 y + 1 y ) ) 2 π ) + ( - 1 ) arg ( ( x + 1 - x 2 ) - ( 1 y - 1 1 + 1 y + 1 y ) - 1 ) 2 π + 1 2 - arg ( ( 1 y - 1 1 + 1 y + 1 y ) ( x + 1 - x 2 ) - + 1 ) 2 π + - arg ( ( x + 1 - x 2 ) - ( 1 y - 1 1 + 1 y + 1 y ) ) π ( sin - 1 ( ( x + 1 - x 2 ) ( ( 1 y - 1 1 + 1 y + 1 y ) 2 ( x + 1 - x 2 ) - 2 + 1 ) 2 ( 1 y - 1 1 + 1 y + 1 y ) ) - π 2 ) - 2 π ( - arg ( ( x + 1 - x 2 ) - ) - arg ( 1 y - 1 1 + 1 y + 1 y ) + π 2 π + Re ( log ( x + 1 - x 2 ) ) + π 2 π + π - Im ( log ( 1 y - 1 1 + 1 y + 1 y ) ) 2 π ) x y 1 -1 -1 -1 1 y -1 -1 1 2 1 1 y -1 1 2 1 y -1 x 1 -1 x 2 1 2 -1 1 2 -1 -1 -1 x 1 -1 x 2 1 2 -1 1 y -1 -1 1 2 1 1 y -1 1 2 1 y -1 2 -1 -1 x 1 -1 x 2 1 2 -1 1 y -1 -1 1 2 1 1 y -1 1 2 1 y -1 -1 2 -1 1 2 -1 1 y -1 -1 1 2 1 1 y -1 1 2 1 y -1 x 1 -1 x 2 1 2 -1 1 2 -1 -1 x 1 -1 x 2 1 2 -1 1 y -1 -1 1 2 1 1 y -1 1 2 1 y -1 -1 x 1 -1 x 2 1 2 1 y -1 -1 1 2 1 1 y -1 1 2 1 y -1 2 x 1 -1 x 2 1 2 -2 1 2 1 y -1 -1 1 2 1 1 y -1 1 2 1 y -1 -1 -1 2 -1 -1 2 -1 x 1 -1 x 2 1 2 -1 -1 1 y -1 -1 1 2 1 1 y -1 1 2 1 y -1 2 -1 x 1 -1 x 2 1 2 2 -1 -1 1 y -1 -1 1 2 1 1 y -1 1 2 1 y -1 2 -1 [/itex]

 Rule Form

 Cell[BoxData[RowBox[List[RowBox[List["HoldPattern", "[", RowBox[List[RowBox[List["ArcSin", "[", "x_", "]"]], "+", RowBox[List["ArcSech", "[", "y_", "]"]]]], "]"]], "\[RuleDelayed]", RowBox[List[RowBox[List["\[ImaginaryI]", " ", "\[Pi]", " ", RowBox[List["(", RowBox[List["1", "-", SuperscriptBox[RowBox[List["(", RowBox[List["-", "1"]], ")"]], RowBox[List[RowBox[List["Floor", "[", RowBox[List["-", FractionBox[RowBox[List["Arg", "[", RowBox[List[RowBox[List[SuperscriptBox[RowBox[List["(", RowBox[List[RowBox[List["\[ImaginaryI]", " ", "x"]], "+", SqrtBox[RowBox[List["1", "-", SuperscriptBox["x", "2"]]]]]], ")"]], RowBox[List["-", "\[ImaginaryI]"]]], " ", RowBox[List["(", RowBox[List[RowBox[List[SqrtBox[RowBox[List[FractionBox["1", "y"], "-", "1"]]], " ", SqrtBox[RowBox[List["1", "+", FractionBox["1", "y"]]]]]], "+", FractionBox["1", "y"]]], ")"]]]], "+", "1"]], "]"]], RowBox[List["2", " ", "\[Pi]"]]]]], "]"]], "-", RowBox[List["Floor", "[", RowBox[List["-", FractionBox[RowBox[List["Arg", 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 Date Added to functions.wolfram.com (modification date)

 2007-05-02