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http://functions.wolfram.com/04.03.19.0001.01
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Re[Round[x + I y]] == Round[x]
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Cell[BoxData[RowBox[List[RowBox[List["Re", "[", RowBox[List["Round", "[", RowBox[List["x", "+", RowBox[List["\[ImaginaryI]", " ", "y"]]]], "]"]], "]"]], "\[Equal]", RowBox[List["Round", "[", "x", "]"]]]]]]
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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> <mrow> <mi> Re </mi> <mo> ⁡ </mo> <mo> ( </mo> <mrow> <mo> ⌊ </mo> <mrow> <mi> x </mi> <mo> + </mo> <mrow> <mi> ⅈ </mi> <mo> ⁢ </mo> <mi> y </mi> </mrow> </mrow> <mo> ⌉ </mo> </mrow> <mo> ) </mo> </mrow> <mo> ⩵ </mo> <mrow> <mo> ⌊ </mo> <mi> x </mi> <mo> ⌉ </mo> </mrow> </mrow> <annotation-xml encoding='MathML-Content'> <apply> <ci> FormBox </ci> <apply> <ci> ErrorBox </ci> <apply> <ci> RowBox </ci> <list> <apply> <ci> RowBox </ci> <list> <ms> Re </ms> <ms> ( </ms> <apply> <ci> RowBox </ci> <list> <ms> ⌊ </ms> <apply> <ci> RowBox </ci> <list> <ms> x </ms> <ms> + </ms> <apply> <ci> RowBox </ci> <list> <ms> ⅈ </ms> <ms> y </ms> </list> </apply> </list> </apply> <ms> ⌉ </ms> </list> </apply> <ms> ) </ms> </list> </apply> <ms> ⩵ </ms> <ms> ⌊x⌉ </ms> </list> </apply> </apply> <ci> TraditionalForm </ci> </apply> </annotation-xml> </semantics> </math>
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| Cell[BoxData[RowBox[List[RowBox[List["HoldPattern", "[", RowBox[List["Re", "[", RowBox[List["Round", "[", RowBox[List["x_", "+", RowBox[List["\[ImaginaryI]", " ", "y_"]]]], "]"]], "]"]], "]"]], "\[RuleDelayed]", RowBox[List["Round", "[", "x", "]"]]]]]] |
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Date Added to functions.wolfram.com (modification date)
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