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 AiryAi

 http://functions.wolfram.com/03.05.26.0021.01

 Input Form

 AiryAi[z] == (Sqrt[z/3] BesselK[1/3, (2 z^(3/2))/3])/Pi /; Re[z] >= 0

 Standard Form

 Cell[BoxData[RowBox[List[RowBox[List[RowBox[List["AiryAi", "[", "z", "]"]], "\[Equal]", FractionBox[RowBox[List[SqrtBox[FractionBox["z", "3"]], " ", RowBox[List["BesselK", "[", RowBox[List[FractionBox["1", "3"], ",", FractionBox[RowBox[List["2", " ", SuperscriptBox["z", RowBox[List["3", "/", "2"]]]]], "3"]]], "]"]]]], "\[Pi]"]]], "/;", RowBox[List[RowBox[List["Re", "[", "z", "]"]], "\[GreaterEqual]", "0"]]]]]]

 MathML Form

 Ai ( z ) 1 π z 3 K 1 3 ( 2 z 3 / 2 3 ) /; Re ( z ) 0 Condition AiryAi z 1 -1 z 3 -1 1 2 BesselK 1 3 2 z 3 2 3 -1 z 0 [/itex]

 Rule Form

 Cell[BoxData[RowBox[List[RowBox[List["HoldPattern", "[", RowBox[List["AiryAi", "[", "z_", "]"]], "]"]], "\[RuleDelayed]", RowBox[List[FractionBox[RowBox[List[SqrtBox[FractionBox["z", "3"]], " ", RowBox[List["BesselK", "[", RowBox[List[FractionBox["1", "3"], ",", FractionBox[RowBox[List["2", " ", SuperscriptBox["z", RowBox[List["3", "/", "2"]]]]], "3"]]], "]"]]]], "\[Pi]"], "/;", RowBox[List[RowBox[List["Re", "[", "z", "]"]], "\[GreaterEqual]", "0"]]]]]]]]

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

 2001-10-29