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http://functions.wolfram.com/02.11.09.0001.01
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Infinity == Limit[1/z, z -> 0, Direction -> -1]
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Cell[BoxData[RowBox[List["\[Infinity]", "\[Equal]", RowBox[List["Limit", "[", RowBox[List[FractionBox["1", "z"], ",", RowBox[List["z", "\[Rule]", "0"]], ",", RowBox[List["Direction", "\[Rule]", RowBox[List["-", "1"]]]]]], "]"]]]]]]
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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> <mi> ∞ </mi> <mo>  </mo> <mrow> <munder> <mi> lim </mi> <mrow> <mi> z </mi> <semantics> <mo> → </mo> <annotation encoding='Mathematica'> "\[Rule]" </annotation> </semantics> <msup> <mn> 0 </mn> <mo> + </mo> </msup> </mrow> </munder> <mo> ⁢ </mo> <mtext>   </mtext> <mfrac> <mn> 1 </mn> <mi> z </mi> </mfrac> </mrow> </mrow> <annotation-xml encoding='MathML-Content'> <apply> <eq /> <infinity /> <apply> <limit /> <bvar> <ci> z </ci> </bvar> <condition> <apply> <tendsto type='above' /> <ci> z </ci> <cn type='integer'> 0 </cn> </apply> </condition> <apply> <times /> <cn type='integer'> 1 </cn> <apply> <power /> <ci> z </ci> <cn type='integer'> -1 </cn> </apply> </apply> </apply> </apply> </annotation-xml> </semantics> </math>
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| Cell[BoxData[RowBox[List[RowBox[List["HoldPattern", "[", "\[Infinity]", "]"]], "\[RuleDelayed]", RowBox[List["Limit", "[", RowBox[List[FractionBox["1", "z"], ",", RowBox[List["z", "\[Rule]", "0"]], ",", RowBox[List["Direction", "\[Rule]", RowBox[List["-", "1"]]]]]], "]"]]]]]] |
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Date Added to functions.wolfram.com (modification date)
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){kind=small}
