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 | | http://functions.wolfram.com/09.49.20.0007.01 | 
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 | | D[DedekindEta[z], {z, 2}] == (-(I/(6 Pi^2 Sqrt[-z^2]))) DedekindEta[z] 
  (z WeierstrassInvariants[{1, z}][[1]] - 
   6 (z WeierstrassPPrime[1, WeierstrassInvariants[{1, z}]] + 
     (2 z + I Sqrt[-z^2]) WeierstrassZeta[1, WeierstrassInvariants[{1, z}]]^
       2)) | 
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 | | Cell[BoxData[RowBox[List[RowBox[List[SubscriptBox["\[PartialD]", RowBox[List["{", RowBox[List["z", ",", "2"]], "}"]]], RowBox[List["DedekindEta", "[", "z", "]"]]]], "\[Equal]", RowBox[List[RowBox[List["-", FractionBox["\[ImaginaryI]", RowBox[List["6", SuperscriptBox["\[Pi]", "2"], " ", SqrtBox[RowBox[List["-", SuperscriptBox["z", "2"]]]]]]]]], RowBox[List["DedekindEta", "[", "z", "]"]], " ", RowBox[List["(", RowBox[List[RowBox[List["z", " ", RowBox[List["(", RowBox[List[RowBox[List["WeierstrassInvariants", "[", RowBox[List["{", RowBox[List["1", ",", "z"]], "}"]], "]"]], "[", RowBox[List["[", "1", "]"]], "]"]], ")"]]]], "-", RowBox[List["6", " ", RowBox[List["(", RowBox[List[RowBox[List["z", " ", RowBox[List["WeierstrassPPrime", "[", RowBox[List["1", ",", RowBox[List["WeierstrassInvariants", "[", RowBox[List["{", RowBox[List["1", ",", "z"]], "}"]], "]"]]]], "]"]]]], "+", RowBox[List[RowBox[List["(", RowBox[List[RowBox[List["2", " ", "z"]], "+", RowBox[List["\[ImaginaryI]", " ", SqrtBox[RowBox[List["-", SuperscriptBox["z", "2"]]]]]]]], ")"]], " ", SuperscriptBox[RowBox[List["WeierstrassZeta", "[", RowBox[List["1", ",", RowBox[List["WeierstrassInvariants", "[", RowBox[List["{", RowBox[List["1", ",", "z"]], "}"]], "]"]]]], "]"]], "2"]]]]], ")"]]]]]], ")"]]]]]]]] | 
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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>  <mfrac>  <mrow>  <msup>  <mo> ∂ </mo>  <mn> 2 </mn>  </msup>  <semantics>  <mrow>  <mi> η </mi>  <mo> ⁡ </mo>  <mo> ( </mo>  <mi> z </mi>  <mo> ) </mo>  </mrow>  <annotation encoding='Mathematica'> TagBox[RowBox[List["\[Eta]", "(", TagBox["z", Identity, Rule[Editable, True], Rule[Selectable, True]], ")"]], InterpretTemplate[Function[DedekindEta[Slot[1]]]], Rule[Editable, False], Rule[Selectable, False]] </annotation>  </semantics>  </mrow>  <mrow>  <mo> ∂ </mo>  <msup>  <mi> z </mi>  <mn> 2 </mn>  </msup>  </mrow>  </mfrac>  <mo>  </mo>  <mrow>  <mrow>  <mo> - </mo>  <mfrac>  <mi> ⅈ </mi>  <mrow>  <mn> 6 </mn>  <mo> ⁢ </mo>  <msup>  <mi> π </mi>  <mn> 2 </mn>  </msup>  <mo> ⁢ </mo>  <msqrt>  <mrow>  <mo> - </mo>  <msup>  <mi> z </mi>  <mn> 2 </mn>  </msup>  </mrow>  </msqrt>  </mrow>  </mfrac>  </mrow>  <mo> ⁢ </mo>  <semantics>  <mrow>  <mi> η </mi>  <mo> ⁡ </mo>  <mo> ( </mo>  <mi> z </mi>  <mo> ) </mo>  </mrow>  <annotation encoding='Mathematica'> TagBox[RowBox[List["\[Eta]", "(", TagBox["z", Identity, Rule[Editable, True], Rule[Selectable, True]], ")"]], InterpretTemplate[Function[DedekindEta[Slot[1]]]], Rule[Editable, False], Rule[Selectable, False]] </annotation>  </semantics>  <mo> ⁢ </mo>  <mrow>  <mo> ( </mo>  <mrow>  <mrow>  <mi> z </mi>  <mo> ⁢ </mo>  <mrow>  <msub>  <mi> g </mi>  <mn> 2 </mn>  </msub>  <mo> ( </mo>  <mrow>  <mn> 1 </mn>  <mo> , </mo>  <mi> z </mi>  </mrow>  <mo> ) </mo>  </mrow>  </mrow>  <mo> - </mo>  <mrow>  <mn> 6 </mn>  <mo> ⁢ </mo>  <mrow>  <mo> ( </mo>  <mrow>  <mrow>  <mrow>  <mo> ( </mo>  <mrow>  <mrow>  <mn> 2 </mn>  <mo> ⁢ </mo>  <mi> z </mi>  </mrow>  <mo> + </mo>  <mrow>  <mi> ⅈ </mi>  <mo> ⁢ </mo>  <msqrt>  <mrow>  <mo> - </mo>  <msup>  <mi> z </mi>  <mn> 2 </mn>  </msup>  </mrow>  </msqrt>  </mrow>  </mrow>  <mo> ) </mo>  </mrow>  <mo> ⁢ </mo>  <msup>  <mrow>  <mi> ζ </mi>  <mo> ⁡ </mo>  <mo> ( </mo>  <mrow>  <mrow>  <semantics>  <mn> 1 </mn>  <annotation encoding='Mathematica'> TagBox["1", Rule[Editable, True]] </annotation>  </semantics>  <mo> ; </mo>  <mrow>  <msub>  <mi> g </mi>  <mn> 2 </mn>  </msub>  <mo> ( </mo>  <mrow>  <mn> 1 </mn>  <mo> , </mo>  <mi> z </mi>  </mrow>  <mo> ) </mo>  </mrow>  </mrow>  <mo> , </mo>  <mrow>  <msub>  <mi> g </mi>  <mn> 3 </mn>  </msub>  <mo> ( </mo>  <mrow>  <mn> 1 </mn>  <mo> , </mo>  <mi> z </mi>  </mrow>  <mo> ) </mo>  </mrow>  </mrow>  <mo> ) </mo>  </mrow>  <mn> 2 </mn>  </msup>  </mrow>  <mo> + </mo>  <mrow>  <mi> z </mi>  <mo> ⁢ </mo>  <mrow>  <msup>  <mi> ℘ </mi>  <mo> ′ </mo>  </msup>  <mo> ( </mo>  <mrow>  <mrow>  <mn> 1 </mn>  <mo> ; </mo>  <mrow>  <msub>  <mi> g </mi>  <mn> 2 </mn>  </msub>  <mo> ( </mo>  <mrow>  <mn> 1 </mn>  <mo> , </mo>  <mi> z </mi>  </mrow>  <mo> ) </mo>  </mrow>  </mrow>  <mo> , </mo>  <mrow>  <msub>  <mi> g </mi>  <mn> 3 </mn>  </msub>  <mo> ( </mo>  <mrow>  <mn> 1 </mn>  <mo> , </mo>  <mi> z </mi>  </mrow>  <mo> ) </mo>  </mrow>  </mrow>  <mo> ) </mo>  </mrow>  </mrow>  </mrow>  <mo> ) </mo>  </mrow>  </mrow>  </mrow>  <mo> ) </mo>  </mrow>  </mrow>  </mrow>  <annotation-xml encoding='MathML-Content'>  <apply>  <eq />  <apply>  <partialdiff />  <bvar>  <ci> z </ci>  <degree>  <cn type='integer'> 2 </cn>  </degree>  </bvar>  <apply>  <ci> DedekindEta </ci>  <ci> z </ci>  </apply>  </apply>  <apply>  <times />  <apply>  <times />  <cn type='integer'> -1 </cn>  <apply>  <times />  <imaginaryi />  <apply>  <power />  <apply>  <times />  <cn type='integer'> 6 </cn>  <apply>  <power />  <pi />  <cn type='integer'> 2 </cn>  </apply>  <apply>  <power />  <apply>  <times />  <cn type='integer'> -1 </cn>  <apply>  <power />  <ci> z </ci>  <cn type='integer'> 2 </cn>  </apply>  </apply>  <cn type='rational'> 1 <sep /> 2 </cn>  </apply>  </apply>  <cn type='integer'> -1 </cn>  </apply>  </apply>  </apply>  <apply>  <ci> DedekindEta </ci>  <ci> z </ci>  </apply>  <apply>  <plus />  <apply>  <times />  <ci> z </ci>  <apply>  <apply>  <ci> Subscript </ci>  <ci> g </ci>  <cn type='integer'> 2 </cn>  </apply>  <cn type='integer'> 1 </cn>  <ci> z </ci>  </apply>  </apply>  <apply>  <times />  <cn type='integer'> -1 </cn>  <apply>  <times />  <cn type='integer'> 6 </cn>  <apply>  <plus />  <apply>  <times />  <apply>  <plus />  <apply>  <times />  <cn type='integer'> 2 </cn>  <ci> z </ci>  </apply>  <apply>  <times />  <imaginaryi />  <apply>  <power />  <apply>  <times />  <cn type='integer'> -1 </cn>  <apply>  <power />  <ci> z </ci>  <cn type='integer'> 2 </cn>  </apply>  </apply>  <cn type='rational'> 1 <sep /> 2 </cn>  </apply>  </apply>  </apply>  <apply>  <power />  <apply>  <ci> Zeta </ci>  <apply>  <ci> CompoundExpression </ci>  <apply>  <apply>  <ci> Rule </ci>  <ci> Editable </ci>  <true />  </apply>  <cn type='integer'> 1 </cn>  </apply>  <apply>  <apply>  <ci> Subscript </ci>  <ci> g </ci>  <cn type='integer'> 2 </cn>  </apply>  <cn type='integer'> 1 </cn>  <ci> z </ci>  </apply>  </apply>  <apply>  <apply>  <ci> Subscript </ci>  <ci> g </ci>  <cn type='integer'> 3 </cn>  </apply>  <cn type='integer'> 1 </cn>  <ci> z </ci>  </apply>  </apply>  <cn type='integer'> 2 </cn>  </apply>  </apply>  <apply>  <times />  <ci> z </ci>  <apply>  <apply>  <partialdiff />  <list>  <cn type='integer'> 1 </cn>  </list>  <ci> ℘ </ci>  </apply>  <apply>  <ci> CompoundExpression </ci>  <cn type='integer'> 1 </cn>  <apply>  <apply>  <ci> Subscript </ci>  <ci> g </ci>  <cn type='integer'> 2 </cn>  </apply>  <cn type='integer'> 1 </cn>  <ci> z </ci>  </apply>  </apply>  <apply>  <apply>  <ci> Subscript </ci>  <ci> g </ci>  <cn type='integer'> 3 </cn>  </apply>  <cn type='integer'> 1 </cn>  <ci> z </ci>  </apply>  </apply>  </apply>  </apply>  </apply>  </apply>  </apply>  </apply>  </apply>  </annotation-xml>  </semantics>  </math> 
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 | | Cell[BoxData[RowBox[List[RowBox[List["HoldPattern", "[", RowBox[List[SubscriptBox["\[PartialD]", RowBox[List[RowBox[List["{", RowBox[List["z_", ",", "2"]], "}"]]]]], RowBox[List["DedekindEta", "[", "z_", "]"]]]], "]"]], "\[RuleDelayed]", RowBox[List["-", FractionBox[RowBox[List["\[ImaginaryI]", " ", RowBox[List["DedekindEta", "[", "z", "]"]], " ", RowBox[List["(", RowBox[List[RowBox[List["z", " ", RowBox[List[RowBox[List["WeierstrassInvariants", "[", RowBox[List["{", RowBox[List["1", ",", "z"]], "}"]], "]"]], "\[LeftDoubleBracket]", "1", "\[RightDoubleBracket]"]]]], "-", RowBox[List["6", " ", RowBox[List["(", RowBox[List[RowBox[List["z", " ", RowBox[List["WeierstrassPPrime", "[", RowBox[List["1", ",", RowBox[List["WeierstrassInvariants", "[", RowBox[List["{", RowBox[List["1", ",", "z"]], "}"]], "]"]]]], "]"]]]], "+", RowBox[List[RowBox[List["(", RowBox[List[RowBox[List["2", " ", "z"]], "+", RowBox[List["\[ImaginaryI]", " ", SqrtBox[RowBox[List["-", SuperscriptBox["z", "2"]]]]]]]], ")"]], " ", SuperscriptBox[RowBox[List["WeierstrassZeta", "[", RowBox[List["1", ",", RowBox[List["WeierstrassInvariants", "[", RowBox[List["{", RowBox[List["1", ",", "z"]], "}"]], "]"]]]], "]"]], "2"]]]]], ")"]]]]]], ")"]]]], RowBox[List["6", " ", SuperscriptBox["\[Pi]", "2"], " ", SqrtBox[RowBox[List["-", SuperscriptBox["z", "2"]]]]]]]]]]]]] | 
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 | | Date Added to functions.wolfram.com (modification date) | 
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