I == Sqrt[z] /; z == -1
Cell[BoxData[RowBox[List[RowBox[List["\[ImaginaryI]", "\[Equal]", SqrtBox["z"]]], "/;", RowBox[List["z", "\[Equal]", RowBox[List["-", "1"]]]]]]]]
<math xmlns='http://www.w3.org/1998/Math/MathML' mathematica:form='TraditionalForm' xmlns:mathematica='http://www.wolfram.com/XML/'> <semantics> <mrow> <mrow> <mi> ⅈ </mi> <mo> ⩵ </mo> <msqrt> <mi> z </mi> </msqrt> </mrow> <mo> /; </mo> <mrow> <mi> z </mi> <mo> ⩵ </mo> <mrow> <mo> - </mo> <mn> 1 </mn> </mrow> </mrow> </mrow> <annotation-xml encoding='MathML-Content'> <apply> <ci> Condition </ci> <apply> <eq /> <imaginaryi /> <apply> <power /> <ci> z </ci> <cn type='rational'> 1 <sep /> 2 </cn> </apply> </apply> <apply> <eq /> <ci> z </ci> <cn type='integer'> -1 </cn> </apply> </apply> </annotation-xml> </semantics> </math>
Cell[BoxData[RowBox[List[RowBox[List["HoldPattern", "[", "\[ImaginaryI]", "]"]], "\[RuleDelayed]", RowBox[List[SqrtBox["z"], "/;", RowBox[List["z", "\[Equal]", RowBox[List["-", "1"]]]]]]]]]]
2001-10-29