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 ArcCoth

 http://functions.wolfram.com/01.28.16.0234.01

 Input Form

 a ArcCoth[x] + b ArcSinh[y] == I a Pi Floor[(-Arg[1 - 1/x] + Arg[1 + 1/x] + Pi)/(2 Pi)] - 2 I Pi (Floor[(-Arg[((x - 1)/(x + 1))^(-(a/2))] - Arg[(y + Sqrt[y^2 + 1])^b] + Pi)/(2 Pi)] + Floor[((1/2) Im[a Log[(x - 1)/(x + 1)]] + Pi)/(2 Pi)] + Floor[(Pi - Im[b Log[y + Sqrt[y^2 + 1]]])/(2 Pi)]) + I Pi (1 - (-1)^Floor[Arg[(y + Sqrt[y^2 + 1])^b/((x - 1)/(x + 1))^(a/2) + 1]/ (2 Pi) + 1/2]) + 2 ArcCoth[((y + Sqrt[y^2 + 1])^b/((x - 1)/(x + 1))^(a/2) + 1)/ ((y + Sqrt[y^2 + 1])^b/((x - 1)/(x + 1))^(a/2) - 1)]

 Standard Form

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

 MathML Form

 a coth - 1 ( x ) + b sinh - 1 ( y ) a π arg ( 1 + 1 x ) - arg ( 1 - 1 x ) + π 2 π - 2 π ( - arg ( ( x - 1 x + 1 ) - a 2 ) - arg ( ( y + y 2 + 1 ) b ) + π 2 π + 1 2 Im ( a log ( x - 1 x + 1 ) ) + π 2 π + π - Im ( b log ( y + y 2 + 1 ) ) 2 π ) + π ( 1 - ( - 1 ) arg ( ( y + y 2 + 1 ) b ( x - 1 x + 1 ) - a 2 + 1 ) 2 π + 1 2 ) + 2 coth - 1 ( ( y + y 2 + 1 ) b ( x - 1 x + 1 ) - a 2 + 1 ( x - 1 x + 1 ) - a 2 ( y + y 2 + 1 ) b - 1 ) a x b y a 1 1 x -1 -1 1 -1 1 x -1 2 -1 -1 2 -1 x -1 x 1 -1 -1 a 2 -1 -1 y y 2 1 1 2 b 2 -1 1 2 a x -1 x 1 -1 2 -1 -1 b y y 2 1 1 2 2 -1 1 -1 -1 y y 2 1 1 2 b x -1 x 1 -1 -1 a 2 -1 1 2 -1 1 2 2 y y 2 1 1 2 b x -1 x 1 -1 -1 a 2 -1 1 x -1 x 1 -1 -1 a 2 -1 y y 2 1 1 2 b -1 -1 [/itex]

 Rule Form

 Cell[BoxData[RowBox[List[RowBox[List["HoldPattern", "[", RowBox[List[RowBox[List["a_", " ", RowBox[List["ArcCoth", "[", "x_", "]"]]]], "+", RowBox[List["b_", " ", RowBox[List["ArcSinh", "[", "y_", "]"]]]]]], "]"]], "\[RuleDelayed]", RowBox[List[RowBox[List["\[ImaginaryI]", " ", "a", " ", "\[Pi]", " ", RowBox[List["Floor", "[", FractionBox[RowBox[List[RowBox[List["-", RowBox[List["Arg", "[", RowBox[List["1", "-", FractionBox["1", "x"]]], "]"]]]], "+", RowBox[List["Arg", "[", RowBox[List["1", "+", FractionBox["1", "x"]]], "]"]], "+", "\[Pi]"]], RowBox[List["2", " ", "\[Pi]"]]], "]"]]]], "-", RowBox[List["2", " ", "\[ImaginaryI]", " ", "\[Pi]", " ", RowBox[List["(", RowBox[List[RowBox[List["Floor", "[", FractionBox[RowBox[List[RowBox[List["-", RowBox[List["Arg", "[", SuperscriptBox[RowBox[List["(", FractionBox[RowBox[List["x", "-", "1"]], RowBox[List["x", "+", "1"]]], ")"]], RowBox[List["-", FractionBox["a", "2"]]]], "]"]]]], "-", RowBox[List["Arg", "[", SuperscriptBox[RowBox[List["(", RowBox[List["y", "+", SqrtBox[RowBox[List[SuperscriptBox["y", "2"], "+", "1"]]]]], ")"]], "b"], "]"]], "+", "\[Pi]"]], RowBox[List["2", " ", "\[Pi]"]]], "]"]], "+", RowBox[List["Floor", "[", FractionBox[RowBox[List[RowBox[List[FractionBox["1", "2"], " ", RowBox[List["Im", "[", RowBox[List["a", " ", RowBox[List["Log", "[", FractionBox[RowBox[List["x", "-", "1"]], RowBox[List["x", "+", "1"]]], "]"]]]], "]"]]]], "+", "\[Pi]"]], RowBox[List["2", " ", "\[Pi]"]]], "]"]], "+", RowBox[List["Floor", "[", FractionBox[RowBox[List["\[Pi]", "-", RowBox[List["Im", "[", RowBox[List["b", " ", RowBox[List["Log", "[", RowBox[List["y", "+", SqrtBox[RowBox[List[SuperscriptBox["y", "2"], "+", "1"]]]]], "]"]]]], "]"]]]], RowBox[List["2", " ", "\[Pi]"]]], "]"]]]], ")"]]]], "+", RowBox[List["\[ImaginaryI]", " ", "\[Pi]", " ", RowBox[List["(", RowBox[List["1", "-", SuperscriptBox[RowBox[List["(", RowBox[List["-", "1"]], ")"]], RowBox[List["Floor", "[", RowBox[List[FractionBox[RowBox[List["Arg", "[", RowBox[List[RowBox[List[SuperscriptBox[RowBox[List["(", RowBox[List["y", "+", SqrtBox[RowBox[List[SuperscriptBox["y", "2"], "+", "1"]]]]], ")"]], "b"], " ", SuperscriptBox[RowBox[List["(", FractionBox[RowBox[List["x", "-", "1"]], RowBox[List["x", "+", "1"]]], ")"]], RowBox[List["-", FractionBox["a", "2"]]]]]], "+", "1"]], "]"]], RowBox[List["2", " ", "\[Pi]"]]], "+", FractionBox["1", "2"]]], "]"]]]]], ")"]]]], "+", RowBox[List["2", " ", RowBox[List["ArcCoth", "[", FractionBox[RowBox[List[RowBox[List[SuperscriptBox[RowBox[List["(", RowBox[List["y", "+", SqrtBox[RowBox[List[SuperscriptBox["y", "2"], "+", "1"]]]]], ")"]], "b"], " ", SuperscriptBox[RowBox[List["(", FractionBox[RowBox[List["x", "-", "1"]], RowBox[List["x", "+", "1"]]], ")"]], RowBox[List["-", FractionBox["a", "2"]]]]]], "+", "1"]], RowBox[List[RowBox[List[SuperscriptBox[RowBox[List["(", FractionBox[RowBox[List["x", "-", "1"]], RowBox[List["x", "+", "1"]]], ")"]], RowBox[List["-", FractionBox["a", "2"]]]], " ", SuperscriptBox[RowBox[List["(", RowBox[List["y", "+", SqrtBox[RowBox[List[SuperscriptBox["y", "2"], "+", "1"]]]]], ")"]], "b"]]], "-", "1"]]], "]"]]]]]]]]]]

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

 2007-05-02