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 | | http://functions.wolfram.com/03.09.06.0023.01 | 
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 | | StruveH[\[Nu], z] == Sqrt[Pi] Gamma[2 + \[Nu]] (x/4)^(\[Nu] + 1) 
   Exp[2 \[Nu] Pi I Floor[Arg[z - x]/(2 Pi)]] 
   Sum[(2^k/(x^k k!)) HypergeometricPFQRegularized[{1, 1 + \[Nu]/2, 
       (3 + \[Nu])/2}, {3/2, 1 + (\[Nu] - k)/2, (3 - k + \[Nu])/2, 
       3/2 + \[Nu]}, -(x^2/4)] (z - x)^k, {k, 0, Infinity}] /; 
 Element[x, Reals] && x < 0 | 
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 | | Cell[BoxData[RowBox[List[RowBox[List[RowBox[List["StruveH", "[", RowBox[List["\[Nu]", ",", "z"]], "]"]], "\[Equal]", RowBox[List[SqrtBox["\[Pi]"], RowBox[List["Gamma", "[", RowBox[List["2", "+", "\[Nu]"]], "]"]], SuperscriptBox[RowBox[List["(", FractionBox["x", "4"], ")"]], RowBox[List["\[Nu]", "+", "1"]]], RowBox[List["Exp", "[", RowBox[List["2", "\[Nu]", " ", "\[Pi]", " ", "\[ImaginaryI]", " ", RowBox[List["Floor", "[", FractionBox[RowBox[List["Arg", "[", RowBox[List["z", "-", "x"]], "]"]], RowBox[List["2", " ", "\[Pi]"]]], "]"]]]], "]"]], RowBox[List[UnderoverscriptBox["\[Sum]", RowBox[List["k", "=", "0"]], "\[Infinity]"], RowBox[List[FractionBox[RowBox[List[" ", RowBox[List[SuperscriptBox["2", "k"], " ", SuperscriptBox["x", RowBox[List["-", "k"]]]]]]], RowBox[List["k", "!"]]], RowBox[List["HypergeometricPFQRegularized", "[", RowBox[List[RowBox[List["{", RowBox[List["1", ",", RowBox[List["1", "+", FractionBox["\[Nu]", "2"]]], ",", FractionBox[RowBox[List["3", "+", "\[Nu]"]], "2"]]], "}"]], ",", RowBox[List["{", RowBox[List[FractionBox["3", "2"], ",", RowBox[List["1", "+", FractionBox[RowBox[List["\[Nu]", "-", "k"]], "2"]]], ",", FractionBox[RowBox[List["3", "-", "k", "+", "\[Nu]"]], "2"], ",", RowBox[List[FractionBox["3", "2"], "+", "\[Nu]"]]]], "}"]], ",", RowBox[List["-", FractionBox[SuperscriptBox["x", "2"], "4"]]]]], "]"]], SuperscriptBox[RowBox[List["(", RowBox[List["z", "-", "x"]], ")"]], "k"]]]]]]]]], "/;", RowBox[List[RowBox[List["x", "\[Element]", "Reals"]], "\[And]", RowBox[List["x", "<", "0"]]]]]]]] | 
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   <math xmlns='http://www.w3.org/1998/Math/MathML' mathematica:form='TraditionalForm' xmlns:mathematica='http://www.wolfram.com/XML/'>  <semantics>  <mrow>  <mrow>  <mrow>  <msub>  <mstyle fontweight='bold' fontstyle='normal'>  <semantics>  <mi> H </mi>  <annotation-xml encoding='MathML-Content'>  <ci> StruveH </ci>  </annotation-xml>  </semantics>  </mstyle>  <mi> ν </mi>  </msub>  <mo> ( </mo>  <mi> z </mi>  <mo> ) </mo>  </mrow>  <mo> ⩵ </mo>  <mrow>  <msqrt>  <mi> π </mi>  </msqrt>  <mo> ⁢ </mo>  <mrow>  <mi> Γ </mi>  <mo> ⁡ </mo>  <mo> ( </mo>  <mrow>  <mi> ν </mi>  <mo> + </mo>  <mn> 2 </mn>  </mrow>  <mo> ) </mo>  </mrow>  <mo> ⁢ </mo>  <msup>  <mrow>  <mo> ( </mo>  <mfrac>  <mi> x </mi>  <mn> 4 </mn>  </mfrac>  <mo> ) </mo>  </mrow>  <mrow>  <mi> ν </mi>  <mo> + </mo>  <mn> 1 </mn>  </mrow>  </msup>  <mo> ⁢ </mo>  <msup>  <mi> ⅇ </mi>  <mrow>  <mn> 2 </mn>  <mo> ⁢ </mo>  <mi> ν </mi>  <mo> ⁢ </mo>  <mi> π </mi>  <mo> ⁢ </mo>  <mi> ⅈ </mi>  <mo> ⁢ </mo>  <mrow>  <mo> ⌊ </mo>  <mfrac>  <mrow>  <mi> arg </mi>  <mo> ⁡ </mo>  <mo> ( </mo>  <mrow>  <mi> z </mi>  <mo> - </mo>  <mi> x </mi>  </mrow>  <mo> ) </mo>  </mrow>  <mrow>  <mn> 2 </mn>  <mo> ⁢ </mo>  <mi> π </mi>  </mrow>  </mfrac>  <mo> ⌋ </mo>  </mrow>  </mrow>  </msup>  <mo> ⁢ </mo>  <mrow>  <munderover>  <mo> ∑ </mo>  <mrow>  <mi> k </mi>  <mo> = </mo>  <mn> 0 </mn>  </mrow>  <mi> ∞ </mi>  </munderover>  <mrow>  <mfrac>  <mrow>  <msup>  <mn> 2 </mn>  <mi> k </mi>  </msup>  <mo> ⁢ </mo>  <msup>  <mi> x </mi>  <mrow>  <mo> - </mo>  <mi> k </mi>  </mrow>  </msup>  </mrow>  <mrow>  <mi> k </mi>  <mo> ! </mo>  </mrow>  </mfrac>  <mo> ⁢ </mo>  <semantics>  <mrow>  <mrow>  <msub>  <mo>   </mo>  <mn> 3 </mn>  </msub>  <msub>  <mover>  <mi> F </mi>  <mo> ~ </mo>  </mover>  <mn> 4 </mn>  </msub>  </mrow>  <mo> ⁡ </mo>  <mrow>  <mo> ( </mo>  <mrow>  <mrow>  <mn> 1 </mn>  <mo> , </mo>  <mrow>  <mfrac>  <mi> ν </mi>  <mn> 2 </mn>  </mfrac>  <mo> + </mo>  <mn> 1 </mn>  </mrow>  <mo> , </mo>  <mfrac>  <mrow>  <mi> ν </mi>  <mo> + </mo>  <mn> 3 </mn>  </mrow>  <mn> 2 </mn>  </mfrac>  </mrow>  <mo> ; </mo>  <mrow>  <mfrac>  <mn> 3 </mn>  <mn> 2 </mn>  </mfrac>  <mo> , </mo>  <mrow>  <mfrac>  <mrow>  <mi> ν </mi>  <mo> - </mo>  <mi> k </mi>  </mrow>  <mn> 2 </mn>  </mfrac>  <mo> + </mo>  <mn> 1 </mn>  </mrow>  <mo> , </mo>  <mrow>  <mfrac>  <mn> 1 </mn>  <mn> 2 </mn>  </mfrac>  <mo> ⁢ </mo>  <mrow>  <mo> ( </mo>  <mrow>  <mrow>  <mo> - </mo>  <mi> k </mi>  </mrow>  <mo> + </mo>  <mi> ν </mi>  <mo> + </mo>  <mn> 3 </mn>  </mrow>  <mo> ) </mo>  </mrow>  </mrow>  <mo> , </mo>  <mrow>  <mi> ν </mi>  <mo> + </mo>  <mfrac>  <mn> 3 </mn>  <mn> 2 </mn>  </mfrac>  </mrow>  </mrow>  <mo> ; </mo>  <mrow>  <mo> - </mo>  <mfrac>  <msup>  <mi> x </mi>  <mn> 2 </mn>  </msup>  <mn> 4 </mn>  </mfrac>  </mrow>  </mrow>  <mo> ) </mo>  </mrow>  </mrow>  <annotation encoding='Mathematica'> TagBox[TagBox[RowBox[List[RowBox[List[SubscriptBox["\[InvisiblePrefixScriptBase]", FormBox["3", TraditionalForm]], SubscriptBox[OverscriptBox["F", "~"], FormBox["4", TraditionalForm]]]], "\[InvisibleApplication]", RowBox[List["(", RowBox[List[TagBox[TagBox[RowBox[List[TagBox["1", HypergeometricPFQRegularized, Rule[Editable, True]], ",", TagBox[RowBox[List[FractionBox["\[Nu]", "2"], "+", "1"]], HypergeometricPFQRegularized, Rule[Editable, True]], ",", TagBox[FractionBox[RowBox[List["\[Nu]", "+", "3"]], "2"], HypergeometricPFQRegularized, Rule[Editable, True]]]], InterpretTemplate[Function[List[SlotSequence[1]]]]], HypergeometricPFQRegularized, Rule[Editable, False]], ";", TagBox[TagBox[RowBox[List[TagBox[FractionBox["3", "2"], HypergeometricPFQRegularized, Rule[Editable, True]], ",", TagBox[RowBox[List[FractionBox[RowBox[List["\[Nu]", "-", "k"]], "2"], "+", "1"]], HypergeometricPFQRegularized, Rule[Editable, True]], ",", TagBox[RowBox[List[FractionBox["1", "2"], " ", RowBox[List["(", RowBox[List[RowBox[List["-", "k"]], "+", "\[Nu]", "+", "3"]], ")"]]]], HypergeometricPFQRegularized, Rule[Editable, True]], ",", TagBox[RowBox[List["\[Nu]", "+", FractionBox["3", "2"]]], HypergeometricPFQRegularized, Rule[Editable, True]]]], InterpretTemplate[Function[List[SlotSequence[1]]]]], HypergeometricPFQRegularized, Rule[Editable, False]], ";", TagBox[RowBox[List["-", FractionBox[SuperscriptBox["x", "2"], "4"]]], HypergeometricPFQRegularized, Rule[Editable, True]]]], ")"]]]], InterpretTemplate[Function[HypergeometricPFQRegularized[Slot[1], Slot[2], Slot[3]]]], Rule[Editable, False]], HypergeometricPFQRegularized] </annotation>  </semantics>  <mo> ⁢ </mo>  <msup>  <mrow>  <mo> ( </mo>  <mrow>  <mi> z </mi>  <mo> - </mo>  <mi> x </mi>  </mrow>  <mo> ) </mo>  </mrow>  <mi> k </mi>  </msup>  </mrow>  </mrow>  </mrow>  </mrow>  <mo> /; </mo>  <mrow>  <mrow>  <mi> x </mi>  <mo> ∈ </mo>  <semantics>  <mi> ℝ </mi>  <annotation encoding='Mathematica'> TagBox["\[DoubleStruckCapitalR]", Function[List[], Reals]] </annotation>  </semantics>  </mrow>  <mo> ∧ </mo>  <mrow>  <mi> x </mi>  <mo> < </mo>  <mn> 0 </mn>  </mrow>  </mrow>  </mrow>  <annotation-xml encoding='MathML-Content'>  <apply>  <ci> Condition </ci>  <apply>  <eq />  <apply>  <ci> StruveH </ci>  <ci> ν </ci>  <ci> z </ci>  </apply>  <apply>  <times />  <apply>  <power />  <pi />  <cn type='rational'> 1 <sep /> 2 </cn>  </apply>  <apply>  <ci> Gamma </ci>  <apply>  <plus />  <ci> ν </ci>  <cn type='integer'> 2 </cn>  </apply>  </apply>  <apply>  <power />  <apply>  <times />  <ci> x </ci>  <apply>  <power />  <cn type='integer'> 4 </cn>  <cn type='integer'> -1 </cn>  </apply>  </apply>  <apply>  <plus />  <ci> ν </ci>  <cn type='integer'> 1 </cn>  </apply>  </apply>  <apply>  <power />  <exponentiale />  <apply>  <times />  <cn type='integer'> 2 </cn>  <ci> ν </ci>  <pi />  <imaginaryi />  <apply>  <floor />  <apply>  <times />  <apply>  <arg />  <apply>  <plus />  <ci> z </ci>  <apply>  <times />  <cn type='integer'> -1 </cn>  <ci> x </ci>  </apply>  </apply>  </apply>  <apply>  <power />  <apply>  <times />  <cn type='integer'> 2 </cn>  <pi />  </apply>  <cn type='integer'> -1 </cn>  </apply>  </apply>  </apply>  </apply>  </apply>  <apply>  <sum />  <bvar>  <ci> k </ci>  </bvar>  <lowlimit>  <cn type='integer'> 0 </cn>  </lowlimit>  <uplimit>  <infinity />  </uplimit>  <apply>  <times />  <apply>  <times />  <apply>  <power />  <cn type='integer'> 2 </cn>  <ci> k </ci>  </apply>  <apply>  <power />  <ci> x </ci>  <apply>  <times />  <cn type='integer'> -1 </cn>  <ci> k </ci>  </apply>  </apply>  <apply>  <power />  <apply>  <factorial />  <ci> k </ci>  </apply>  <cn type='integer'> -1 </cn>  </apply>  </apply>  <apply>  <ci> HypergeometricPFQRegularized </ci>  <list>  <cn type='integer'> 1 </cn>  <apply>  <plus />  <apply>  <times />  <ci> ν </ci>  <apply>  <power />  <cn type='integer'> 2 </cn>  <cn type='integer'> -1 </cn>  </apply>  </apply>  <cn type='integer'> 1 </cn>  </apply>  <apply>  <times />  <apply>  <plus />  <ci> ν </ci>  <cn type='integer'> 3 </cn>  </apply>  <apply>  <power />  <cn type='integer'> 2 </cn>  <cn type='integer'> -1 </cn>  </apply>  </apply>  </list>  <list>  <cn type='rational'> 3 <sep /> 2 </cn>  <apply>  <plus />  <apply>  <times />  <apply>  <plus />  <ci> ν </ci>  <apply>  <times />  <cn type='integer'> -1 </cn>  <ci> k </ci>  </apply>  </apply>  <apply>  <power />  <cn type='integer'> 2 </cn>  <cn type='integer'> -1 </cn>  </apply>  </apply>  <cn type='integer'> 1 </cn>  </apply>  <apply>  <times />  <cn type='rational'> 1 <sep /> 2 </cn>  <apply>  <plus />  <apply>  <times />  <cn type='integer'> -1 </cn>  <ci> k </ci>  </apply>  <ci> ν </ci>  <cn type='integer'> 3 </cn>  </apply>  </apply>  <apply>  <plus />  <ci> ν </ci>  <cn type='rational'> 3 <sep /> 2 </cn>  </apply>  </list>  <apply>  <times />  <cn type='integer'> -1 </cn>  <apply>  <times />  <apply>  <power />  <ci> x </ci>  <cn type='integer'> 2 </cn>  </apply>  <apply>  <power />  <cn type='integer'> 4 </cn>  <cn type='integer'> -1 </cn>  </apply>  </apply>  </apply>  </apply>  <apply>  <power />  <apply>  <plus />  <ci> z </ci>  <apply>  <times />  <cn type='integer'> -1 </cn>  <ci> x </ci>  </apply>  </apply>  <ci> k </ci>  </apply>  </apply>  </apply>  </apply>  </apply>  <apply>  <and />  <apply>  <in />  <ci> x </ci>  <reals />  </apply>  <apply>  <lt />  <ci> x </ci>  <cn type='integer'> 0 </cn>  </apply>  </apply>  </apply>  </annotation-xml>  </semantics>  </math> 
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 | | Cell[BoxData[RowBox[List[RowBox[List["HoldPattern", "[", RowBox[List["StruveH", "[", RowBox[List["\[Nu]_", ",", "z_"]], "]"]], "]"]], "\[RuleDelayed]", RowBox[List[RowBox[List[SqrtBox["\[Pi]"], " ", RowBox[List["Gamma", "[", RowBox[List["2", "+", "\[Nu]"]], "]"]], " ", SuperscriptBox[RowBox[List["(", FractionBox["x", "4"], ")"]], RowBox[List["\[Nu]", "+", "1"]]], " ", SuperscriptBox["\[ExponentialE]", RowBox[List["2", " ", "\[Nu]", " ", "\[Pi]", " ", "\[ImaginaryI]", " ", RowBox[List["Floor", "[", FractionBox[RowBox[List["Arg", "[", RowBox[List["z", "-", "x"]], "]"]], RowBox[List["2", " ", "\[Pi]"]]], "]"]]]]], " ", RowBox[List[UnderoverscriptBox["\[Sum]", RowBox[List["k", "=", "0"]], "\[Infinity]"], FractionBox[RowBox[List[RowBox[List["(", RowBox[List[SuperscriptBox["2", "k"], " ", SuperscriptBox["x", RowBox[List["-", "k"]]]]], ")"]], " ", RowBox[List["HypergeometricPFQRegularized", "[", RowBox[List[RowBox[List["{", RowBox[List["1", ",", RowBox[List["1", "+", FractionBox["\[Nu]", "2"]]], ",", FractionBox[RowBox[List["3", "+", "\[Nu]"]], "2"]]], "}"]], ",", RowBox[List["{", RowBox[List[FractionBox["3", "2"], ",", RowBox[List["1", "+", FractionBox[RowBox[List["\[Nu]", "-", "k"]], "2"]]], ",", RowBox[List[FractionBox["1", "2"], " ", RowBox[List["(", RowBox[List["3", "-", "k", "+", "\[Nu]"]], ")"]]]], ",", RowBox[List[FractionBox["3", "2"], "+", "\[Nu]"]]]], "}"]], ",", RowBox[List["-", FractionBox[SuperscriptBox["x", "2"], "4"]]]]], "]"]], " ", SuperscriptBox[RowBox[List["(", RowBox[List["z", "-", "x"]], ")"]], "k"]]], RowBox[List["k", "!"]]]]]]], "/;", RowBox[List[RowBox[List["x", "\[Element]", "Reals"]], "&&", RowBox[List["x", "<", "0"]]]]]]]]]] | 
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 | | Date Added to functions.wolfram.com (modification date) | 
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