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 | | http://functions.wolfram.com/03.03.20.0009.01 | 
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 | | D[BesselY[\[Nu], z]/z^\[Nu], z] == (-z^(-\[Nu])) BesselY[\[Nu] + 1, z] | 
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 | | Cell[BoxData[RowBox[List[RowBox[List[SubscriptBox["\[PartialD]", "z"], RowBox[List["(", RowBox[List[SuperscriptBox["z", RowBox[List["-", "\[Nu]"]]], " ", RowBox[List["BesselY", "[", RowBox[List["\[Nu]", ",", "z"]], "]"]]]], ")"]]]], "\[Equal]", RowBox[List[RowBox[List["-", SuperscriptBox["z", RowBox[List["-", "\[Nu]"]]]]], " ", RowBox[List["BesselY", "[", RowBox[List[RowBox[List["\[Nu]", "+", "1"]], ",", "z"]], "]"]]]]]]]] | 
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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>  <mo> ∂ </mo>  <mrow>  <mo> ( </mo>  <mrow>  <msup>  <mi> z </mi>  <mrow>  <mo> - </mo>  <mi> ν </mi>  </mrow>  </msup>  <mo> ⁢ </mo>  <mrow>  <msub>  <mi> Y </mi>  <mi> ν </mi>  </msub>  <mo> ( </mo>  <mi> z </mi>  <mo> ) </mo>  </mrow>  </mrow>  <mo> ) </mo>  </mrow>  </mrow>  <mrow>  <mo> ∂ </mo>  <mi> z </mi>  </mrow>  </mfrac>  <mo> ⩵ </mo>  <mrow>  <mrow>  <mo> - </mo>  <msup>  <mi> z </mi>  <mrow>  <mo> - </mo>  <mi> ν </mi>  </mrow>  </msup>  </mrow>  <mo> ⁢ </mo>  <mrow>  <msub>  <mi> Y </mi>  <mrow>  <mi> ν </mi>  <mo> + </mo>  <mn> 1 </mn>  </mrow>  </msub>  <mo> ( </mo>  <mi> z </mi>  <mo> ) </mo>  </mrow>  </mrow>  </mrow>  <annotation-xml encoding='MathML-Content'>  <apply>  <eq />  <apply>  <partialdiff />  <bvar>  <ci> z </ci>  </bvar>  <apply>  <times />  <apply>  <power />  <ci> z </ci>  <apply>  <times />  <cn type='integer'> -1 </cn>  <ci> ν </ci>  </apply>  </apply>  <apply>  <ci> BesselY </ci>  <ci> ν </ci>  <ci> z </ci>  </apply>  </apply>  </apply>  <apply>  <times />  <apply>  <times />  <cn type='integer'> -1 </cn>  <apply>  <power />  <ci> z </ci>  <apply>  <times />  <cn type='integer'> -1 </cn>  <ci> ν </ci>  </apply>  </apply>  </apply>  <apply>  <ci> BesselY </ci>  <apply>  <plus />  <ci> ν </ci>  <cn type='integer'> 1 </cn>  </apply>  <ci> z </ci>  </apply>  </apply>  </apply>  </annotation-xml>  </semantics>  </math> 
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 | | Cell[BoxData[RowBox[List[RowBox[List["HoldPattern", "[", RowBox[List[SubscriptBox["\[PartialD]", RowBox[List["z_"]]], RowBox[List["(", RowBox[List[SuperscriptBox["z_", RowBox[List["-", "\[Nu]_"]]], " ", RowBox[List["BesselY", "[", RowBox[List["\[Nu]_", ",", "z_"]], "]"]]]], ")"]]]], "]"]], "\[RuleDelayed]", RowBox[List[RowBox[List["-", SuperscriptBox["z", RowBox[List["-", "\[Nu]"]]]]], " ", RowBox[List["BesselY", "[", RowBox[List[RowBox[List["\[Nu]", "+", "1"]], ",", "z"]], "]"]]]]]]]] | 
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 | | Date Added to functions.wolfram.com (modification date) | 
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