Max[-Infinity, Infinity] == DirectedInfinity[Complex[0, 1]]

Cell[BoxData[RowBox[List[RowBox[List["Max", "[", RowBox[List[RowBox[List["-", "\[Infinity]"]], ",", "\[Infinity]"]], "]"]], "\[Equal]", InterpretationBox["\[Infinity]", DirectedInfinity[Complex[0, 1]]]]]]]

<math xmlns='http://www.w3.org/1998/Math/MathML' mathematica:form='TraditionalForm' xmlns:mathematica='http://www.wolfram.com/XML/'> <semantics> <mrow> <mrow> <mi> max </mi> <mo> &#8289; </mo> <mo> ( </mo> <mrow> <mrow> <mo> - </mo> <mi> &#8734; </mi> </mrow> <mo> , </mo> <mi> &#8734; </mi> </mrow> <mo> ) </mo> </mrow> <mo> &#10869; </mo> <semantics> <mi> &#8734; </mi> <annotation-xml encoding='MathML-Content'> <apply> <ci> DirectedInfinity </ci> <cn type='complex-cartesian'> 0 <sep /> 1 </cn> </apply> </annotation-xml> </semantics> </mrow> <annotation-xml encoding='MathML-Content'> <apply> <eq /> <apply> <max /> <apply> <times /> <cn type='integer'> -1 </cn> <infinity /> </apply> <infinity /> </apply> <apply> <ci> DirectedInfinity </ci> <cn type='complex-cartesian'> 0 <sep /> 1 </cn> </apply> </apply> </annotation-xml> </semantics> </math>

Cell[BoxData[RowBox[List[RowBox[List["HoldPattern", "[", RowBox[List["Max", "[", RowBox[List[RowBox[List["-", "\[Infinity]"]], ",", "\[Infinity]"]], "]"]], "]"]], "\[RuleDelayed]", TagBox[RowBox[List[TagBox[RowBox[List["Complex", "[", RowBox[List["0", ",", "1"]], "]"]], "DirectedInfinityCoefficient", Rule[Editable, True]], " ", "\[Infinity]"]], DirectedInfinity, Rule[Editable, False]]]]]]

2001-10-29