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; }

 ArcSec

 http://functions.wolfram.com/01.18.16.0195.01

 Input Form

 a ArcSec[x] + b ArcTan[y] == (Pi a)/2 - 2 I Pi (Floor[(-Arg[(Sqrt[1 - 1/x^2] + I/x)^(I a)] - Arg[(1 - I y)^((I b)/2)] + Pi)/(2 Pi)] + Floor[(Pi - Re[a Log[Sqrt[1 - 1/x^2] + I/x]])/(2 Pi)] + Floor[(Pi - (1/2) Re[b Log[1 - I y]])/(2 Pi)]) - 2 I Pi (Floor[(-Arg[(Sqrt[1 - 1/x^2] + I/x)^(I a) (1 - I y)^((I b)/2)] - Arg[(I y + 1)^((-(1/2)) (I b))] + Pi)/(2 Pi)] + Floor[(Pi - Im[Log[(Sqrt[1 - 1/x^2] + I/x)^(I a) (1 - I y)^((I b)/2)]])/ (2 Pi)] + Floor[((1/2) Re[b Log[I y + 1]] + Pi)/(2 Pi)]) + I (1 - (-1)^(Floor[-(Arg[((1 - I y)^((I b)/2) (Sqrt[1 - 1/x^2] + I/x)^(I a))\ /(I y + 1)^((1/2) (I b)) + 1]/(2 Pi))] - Floor[-(Arg[((Sqrt[1 - 1/x^2] + I/x)^(I a) (1 - I y)^((I b)/2))/ (I y + 1)^((1/2) (I b))]/(2 Pi))])) Pi - I (-1)^(Floor[Arg[((Sqrt[1 - 1/x^2] + I/x)^(I a) (1 - I y)^((I b)/2))/ (I y + 1)^((1/2) (I b)) - 1]/(2 Pi) - Arg[((1 - I y)^((I b)/2) (Sqrt[1 - 1/x^2] + I/x)^(I a))/ (I y + 1)^((1/2) (I b)) + 1]/(2 Pi) + 1/2] + Floor[-(Arg[((Sqrt[1 - 1/x^2] + I/x)^(I a) (1 - I y)^((I b)/2))/ (I y + 1)^((1/2) (I b))]/Pi)]) ArcSec[(2 (Sqrt[1 - 1/x^2] + I/x)^(I a) (1 - I y)^((I b)/2))/ ((I y + 1)^((1/2) (I b)) (((1 - I y)^(I b) (Sqrt[1 - 1/x^2] + I/x)^ (2 I a))/(I y + 1)^(I b) + 1))]

 Standard Form

 Cell[BoxData[RowBox[List[" ", RowBox[List[RowBox[List[RowBox[List["a", " ", RowBox[List["ArcSec", "[", "x", "]"]]]], "+", RowBox[List["b", " ", RowBox[List["ArcTan", "[", "y", "]"]]]]]], "\[Equal]", RowBox[List[FractionBox[RowBox[List["\[Pi]", " ", "a"]], "2"], "-", RowBox[List["2", " ", "\[ImaginaryI]", " ", "\[Pi]", " ", RowBox[List["(", RowBox[List[RowBox[List["Floor", "[", FractionBox[RowBox[List[RowBox[List["-", RowBox[List["Arg", "[", SuperscriptBox[RowBox[List["(", RowBox[List[SqrtBox[RowBox[List["1", "-", FractionBox["1", SuperscriptBox["x", "2"]]]]], "+", FractionBox["\[ImaginaryI]", "x"]]], ")"]], RowBox[List["\[ImaginaryI]", " ", "a"]]], "]"]]]], "-", RowBox[List["Arg", "[", SuperscriptBox[RowBox[List["(", RowBox[List["1", "-", RowBox[List["\[ImaginaryI]", " ", "y"]]]], ")"]], FractionBox[RowBox[List["\[ImaginaryI]", " ", "b"]], "2"]], "]"]], "+", "\[Pi]"]], RowBox[List["2", " ", "\[Pi]"]]], "]"]], "+", RowBox[List["Floor", "[", FractionBox[RowBox[List["\[Pi]", "-", 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"2"]]]]], "+", FractionBox["\[ImaginaryI]", "x"]]], ")"]], RowBox[List["\[ImaginaryI]", " ", "a"]]], " ", SuperscriptBox[RowBox[List["(", RowBox[List["1", "-", RowBox[List["\[ImaginaryI]", " ", "y"]]]], ")"]], FractionBox[RowBox[List["\[ImaginaryI]", " ", "b"]], "2"]], " ", SuperscriptBox[RowBox[List["(", RowBox[List[RowBox[List["\[ImaginaryI]", " ", "y"]], "+", "1"]], ")"]], RowBox[List[RowBox[List["-", FractionBox["1", "2"]]], " ", RowBox[List["(", RowBox[List["\[ImaginaryI]", " ", "b"]], ")"]]]]]]], "]"]], "\[Pi]"]]], "]"]]]]], " ", RowBox[List["ArcSec", "[", FractionBox[RowBox[List["2", " ", SuperscriptBox[RowBox[List["(", RowBox[List[SqrtBox[RowBox[List["1", "-", FractionBox["1", SuperscriptBox["x", "2"]]]]], "+", FractionBox["\[ImaginaryI]", "x"]]], ")"]], RowBox[List["\[ImaginaryI]", " ", "a"]]], " ", SuperscriptBox[RowBox[List["(", RowBox[List["1", "-", RowBox[List["\[ImaginaryI]", " ", "y"]]]], ")"]], FractionBox[RowBox[List["\[ImaginaryI]", " ", "b"]], "2"]], " ", SuperscriptBox[RowBox[List["(", RowBox[List[RowBox[List["\[ImaginaryI]", " ", "y"]], "+", "1"]], ")"]], RowBox[List[RowBox[List["-", FractionBox["1", "2"]]], " ", RowBox[List["(", RowBox[List["\[ImaginaryI]", " ", "b"]], ")"]]]]]]], RowBox[List[RowBox[List[SuperscriptBox[RowBox[List["(", RowBox[List["1", "-", RowBox[List["\[ImaginaryI]", " ", "y"]]]], ")"]], RowBox[List["\[ImaginaryI]", " ", "b"]]], " ", SuperscriptBox[RowBox[List["(", RowBox[List[RowBox[List["\[ImaginaryI]", " ", "y"]], "+", "1"]], ")"]], RowBox[List[RowBox[List["-", "\[ImaginaryI]"]], " ", "b"]]], " ", SuperscriptBox[RowBox[List["(", RowBox[List[SqrtBox[RowBox[List["1", "-", FractionBox["1", SuperscriptBox["x", "2"]]]]], "+", FractionBox["\[ImaginaryI]", "x"]]], ")"]], RowBox[List["2", " ", "\[ImaginaryI]", " ", "a"]]]]], "+", "1"]]], "]"]]]]]]]]]]]]

 MathML Form

 a sec - 1 ( x ) + b tan - 1 ( y ) π a 2 - 2 π ( - arg ( ( y + 1 ) - 1 2 ( b ) ) - arg ( ( 1 - 1 x 2 + x ) a ( 1 - y ) b 2 ) + π 2 π + 1 2 Re ( b log ( y + 1 ) ) + π 2 π + π - Im ( log ( ( 1 - 1 x 2 + x ) a ( 1 - y ) b 2 ) ) 2 π ) - 2 π ( - arg ( ( 1 - 1 x 2 + x ) a ) - arg ( ( 1 - y ) b 2 ) + π 2 π + π - Re ( a log ( 1 - 1 x 2 + x ) ) 2 π + π - 1 2 Re ( b log ( 1 - y ) ) 2 π ) + ( 1 - ( - 1 ) - arg ( ( y + 1 ) - 1 2 ( b ) ( 1 - 1 x 2 + x ) a ( 1 - y ) b 2 + 1 ) 2 π - - arg ( ( 1 - 1 x 2 + x ) a ( 1 - y ) b 2 ( y + 1 ) - 1 2 ( b ) ) 2 π ) π - ( - 1 ) arg ( ( 1 - 1 x 2 + x ) a ( 1 - y ) b 2 ( y + 1 ) - 1 2 ( b ) - 1 ) 2 π + 1 2 - arg ( ( y + 1 ) - 1 2 ( b ) ( 1 - 1 x 2 + x ) a ( 1 - y ) b 2 + 1 ) 2 π + - arg ( ( 1 - 1 x 2 + x ) a ( 1 - y ) b 2 ( y + 1 ) - 1 2 ( b ) ) π sec - 1 ( 2 ( 1 - 1 x 2 + x ) a ( 1 - y ) b 2 ( y + 1 ) - 1 2 ( b ) ( y + 1 ) - b ( 1 - y ) b ( 1 - 1 x 2 + x ) 2 a + 1 ) a x b y a 2 -1 -1 2 -1 y 1 -1 1 2 b -1 1 -1 1 x 2 -1 1 2 x -1 a 1 -1 y b 2 -1 2 -1 1 2 b y 1 2 -1 -1 1 -1 1 x 2 -1 1 2 x -1 a 1 -1 y b 2 -1 2 -1 -1 2 -1 1 -1 1 x 2 -1 1 2 x -1 a -1 1 -1 y b 2 -1 2 -1 -1 a 1 -1 1 x 2 -1 1 2 x -1 2 -1 -1 1 2 b 1 -1 y 2 -1 1 -1 -1 -1 y 1 -1 1 2 b 1 -1 1 x 2 -1 1 2 x -1 a 1 -1 y b 2 -1 1 2 -1 -1 -1 1 -1 1 x 2 -1 1 2 x -1 a 1 -1 y b 2 -1 y 1 -1 1 2 b 2 -1 -1 -1 1 -1 1 x 2 -1 1 2 x -1 a 1 -1 y b 2 -1 y 1 -1 1 2 b -1 2 -1 1 2 -1 y 1 -1 1 2 b 1 -1 1 x 2 -1 1 2 x -1 a 1 -1 y b 2 -1 1 2 -1 -1 1 -1 1 x 2 -1 1 2 x -1 a 1 -1 y b 2 -1 y 1 -1 1 2 b -1 2 1 -1 1 x 2 -1 1 2 x -1 a 1 -1 y b 2 -1 y 1 -1 1 2 b y 1 -1 b 1 -1 y b 1 -1 1 x 2 -1 1 2 x -1 2 a 1 -1 [/itex]

 Rule Form

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

 2007-05-02