public static void SetupDefaultMimeTypes()
{
Formatter <LaTeXString> .Register((laTeX, writer) => writer.Write(laTeX.ToString()), "text/latex");
Formatter <MathString> .Register((math, writer) => writer.Write(math.ToString()), "text/latex");
Formatter.SetPreferredMimeTypeFor(typeof(LaTeXString), "text/latex");
Formatter.SetPreferredMimeTypeFor(typeof(MathString), "text/latex");
Formatter.SetPreferredMimeTypeFor(typeof(string), PlainTextFormatter.MimeType);
Formatter.SetDefaultMimeType(HtmlFormatter.MimeType);
}