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I




Mathematica Notation

Traditional Notation









Constants > I > Primary definition





http://functions.wolfram.com/02.01.02.0001.01









  


  








Input Form





I == Sqrt[-1]








Standard Form





Cell[BoxData[RowBox[List["\[ImaginaryI]", "\[Equal]", SqrtBox[RowBox[List["-", "1"]]]]]]]








MathML Form







<math xmlns='http://www.w3.org/1998/Math/MathML' mathematica:form='TraditionalForm' xmlns:mathematica='http://www.wolfram.com/XML/'> <semantics> <mrow> <mi> &#8520; </mi> <mo> &#10869; </mo> <msqrt> <mrow> <mo> - </mo> <mn> 1 </mn> </mrow> </msqrt> </mrow> <annotation-xml encoding='MathML-Content'> <apply> <eq /> <imaginaryi /> <apply> <power /> <cn type='integer'> -1 </cn> <cn type='rational'> 1 <sep /> 2 </cn> </apply> </apply> </annotation-xml> </semantics> </math>










Rule Form





Cell[BoxData[RowBox[List[RowBox[List["HoldPattern", "[", "\[ImaginaryI]", "]"]], "\[RuleDelayed]", SqrtBox[RowBox[List["-", "1"]]]]]]]


Date Added to functions.wolfram.com (modification date)





2001-10-29