/// <summary>
/// Performs the conversion procedure (comments the expression).
/// </summary>
/// <param name="expr">The expression to convert.</param>
/// <returns>The conversion result.</returns>
public override string Convert(LatexExpression expr)
{
var bld = new StringBuilder();
MathConverter.AppendMathProlog(bld, "eqnarray", false, expr.Customization);
var rows = expr.Expressions[0];
bld.Append("<mtable>\n");
for (int i = 0; i < rows.Count; i++)
{
bld.Append("<mtr>\n");
for (int j = 0; j < rows[i].Expressions[0].Count; j++)
{
bld.Append("<mtd columnalign=\"left\">\n<mrow>\n");
bld.Append(SequenceConverter.ConvertOutline(rows[i].Expressions[0][j].Expressions[0], expr.Customization));
bld.Append("</mrow>\n</mtd>\n");
}
bld.Append("</mtr>\n");
}
bld.Append("</mtable>\n");
MathConverter.AppendMathEpilog(bld);
return(bld.ToString());
}