// Creates an Document instance and adds its children.
        public Document GenerateDocument()
        {
            Document document1 = new Document(){ MCAttributes = new MarkupCompatibilityAttributes(){ Ignorable = "w14 wp14" }  };
            document1.AddNamespaceDeclaration("wpc", "http://schemas.microsoft.com/office/word/2010/wordprocessingCanvas");
            document1.AddNamespaceDeclaration("mc", "http://schemas.openxmlformats.org/markup-compatibility/2006");
            document1.AddNamespaceDeclaration("o", "urn:schemas-microsoft-com:office:office");
            document1.AddNamespaceDeclaration("r", "http://schemas.openxmlformats.org/officeDocument/2006/relationships");
            document1.AddNamespaceDeclaration("m", "http://schemas.openxmlformats.org/officeDocument/2006/math");
            document1.AddNamespaceDeclaration("v", "urn:schemas-microsoft-com:vml");
            document1.AddNamespaceDeclaration("wp14", "http://schemas.microsoft.com/office/word/2010/wordprocessingDrawing");
            document1.AddNamespaceDeclaration("wp", "http://schemas.openxmlformats.org/drawingml/2006/wordprocessingDrawing");
            document1.AddNamespaceDeclaration("w10", "urn:schemas-microsoft-com:office:word");
            document1.AddNamespaceDeclaration("w", "http://schemas.openxmlformats.org/wordprocessingml/2006/main");
            document1.AddNamespaceDeclaration("w14", "http://schemas.microsoft.com/office/word/2010/wordml");
            document1.AddNamespaceDeclaration("wpg", "http://schemas.microsoft.com/office/word/2010/wordprocessingGroup");
            document1.AddNamespaceDeclaration("wpi", "http://schemas.microsoft.com/office/word/2010/wordprocessingInk");
            document1.AddNamespaceDeclaration("wne", "http://schemas.microsoft.com/office/word/2006/wordml");
            document1.AddNamespaceDeclaration("wps", "http://schemas.microsoft.com/office/word/2010/wordprocessingShape");

            Body body1 = new Body();

            Paragraph paragraph1 = new Paragraph(){ RsidParagraphAddition = "009C73AA", RsidRunAdditionDefault = "00773B31" };

            M.Paragraph paragraph2 = new M.Paragraph();

            M.OfficeMath officeMath1 = new M.OfficeMath();

            M.Fraction fraction1 = new M.Fraction();

            M.FractionProperties fractionProperties1 = new M.FractionProperties();

            M.ControlProperties controlProperties1 = new M.ControlProperties();

            RunProperties runProperties1 = new RunProperties();
            RunFonts runFonts1 = new RunFonts(){ Ascii = "Cambria Math", HighAnsi = "Cambria Math" };
            Italic italic1 = new Italic();

            runProperties1.Append(runFonts1);
            runProperties1.Append(italic1);

            controlProperties1.Append(runProperties1);

            fractionProperties1.Append(controlProperties1);

            M.Numerator numerator1 = new M.Numerator();

            M.Run run1 = new M.Run();

            RunProperties runProperties2 = new RunProperties();
            RunFonts runFonts2 = new RunFonts(){ Ascii = "Cambria Math", HighAnsi = "Cambria Math" };

            runProperties2.Append(runFonts2);
            M.Text text1 = new M.Text();
            text1.Text = "π";

            run1.Append(runProperties2);
            run1.Append(text1);

            numerator1.Append(run1);

            M.Denominator denominator1 = new M.Denominator();

            M.Run run2 = new M.Run();

            RunProperties runProperties3 = new RunProperties();
            RunFonts runFonts3 = new RunFonts(){ Ascii = "Cambria Math", HighAnsi = "Cambria Math" };

            runProperties3.Append(runFonts3);
            M.Text text2 = new M.Text();
            text2.Text = "2";

            run2.Append(runProperties3);
            run2.Append(text2);

            denominator1.Append(run2);

            fraction1.Append(fractionProperties1);
            fraction1.Append(numerator1);
            fraction1.Append(denominator1);

            officeMath1.Append(fraction1);

            paragraph2.Append(officeMath1);
            BookmarkStart bookmarkStart1 = new BookmarkStart(){ Name = "_GoBack", Id = "0" };
            BookmarkEnd bookmarkEnd1 = new BookmarkEnd(){ Id = "0" };

            paragraph1.Append(paragraph2);
            paragraph1.Append(bookmarkStart1);
            paragraph1.Append(bookmarkEnd1);

            SectionProperties sectionProperties1 = new SectionProperties(){ RsidR = "009C73AA" };
            PageSize pageSize1 = new PageSize(){ Width = (UInt32Value)12240U, Height = (UInt32Value)15840U };
            PageMargin pageMargin1 = new PageMargin(){ Top = 1440, Right = (UInt32Value)1440U, Bottom = 1440, Left = (UInt32Value)1440U, Header = (UInt32Value)720U, Footer = (UInt32Value)720U, Gutter = (UInt32Value)0U };
            Columns columns1 = new Columns(){ Space = "720" };
            DocGrid docGrid1 = new DocGrid(){ LinePitch = 360 };

            sectionProperties1.Append(pageSize1);
            sectionProperties1.Append(pageMargin1);
            sectionProperties1.Append(columns1);
            sectionProperties1.Append(docGrid1);

            body1.Append(paragraph1);
            body1.Append(sectionProperties1);

            document1.Append(body1);
            return document1;
        }