GCD[Subscript[n, 1], Subscript[n, 1], \[Ellipsis], Subscript[n, 1]] == Abs[Subscript[n, 1]]

Cell[BoxData[RowBox[List[RowBox[List["GCD", "[", RowBox[List[SubscriptBox["n", "1"], ",", SubscriptBox["n", "1"], ",", "\[Ellipsis]", ",", SubscriptBox["n", "1"]]], "]"]], "\[Equal]", RowBox[List["Abs", "[", SubscriptBox["n", "1"], "]"]]]]]]

<math xmlns='http://www.w3.org/1998/Math/MathML' mathematica:form='TraditionalForm' xmlns:mathematica='http://www.wolfram.com/XML/'> <semantics> <mrow> <mrow> <mi> gcd </mi> <mo> &#8289; </mo> <mo> ( </mo> <mrow> <msub> <mi> n </mi> <mn> 1 </mn> </msub> <mo> , </mo> <msub> <mi> n </mi> <mn> 1 </mn> </msub> <mo> , </mo> <mo> &#8230; </mo> <mo> , </mo> <msub> <mi> n </mi> <mn> 1 </mn> </msub> </mrow> <mo> ) </mo> </mrow> <mo> &#10869; </mo> <mrow> <semantics> <mo> &#10072; </mo> <annotation encoding='Mathematica'> &quot;\[LeftBracketingBar]&quot; </annotation> </semantics> <msub> <mi> n </mi> <mn> 1 </mn> </msub> <semantics> <mo> &#10072; </mo> <annotation encoding='Mathematica'> &quot;\[RightBracketingBar]&quot; </annotation> </semantics> </mrow> </mrow> <annotation-xml encoding='MathML-Content'> <apply> <eq /> <apply> <gcd /> <apply> <ci> Subscript </ci> <ci> n </ci> <cn type='integer'> 1 </cn> </apply> <apply> <ci> Subscript </ci> <ci> n </ci> <cn type='integer'> 1 </cn> </apply> <ci> &#8230; </ci> <apply> <ci> Subscript </ci> <ci> n </ci> <cn type='integer'> 1 </cn> </apply> </apply> <apply> <abs /> <apply> <ci> Subscript </ci> <ci> n </ci> <cn type='integer'> 1 </cn> </apply> </apply> </apply> </annotation-xml> </semantics> </math>

Cell[BoxData[RowBox[List[RowBox[List["HoldPattern", "[", RowBox[List["GCD", "[", RowBox[List[SubscriptBox["n_", "1"], ",", SubscriptBox["n_", "1"], ",", "\[Ellipsis]_", ",", SubscriptBox["n_", "1"]]], "]"]], "]"]], "\[RuleDelayed]", RowBox[List["Abs", "[", SubscriptBox["nn", "1"], "]"]]]]]]

2001-10-29