namespace Microsoft.UI.Text
{
    [ContractVersion(typeof(TextApiContract), 65536U)]
    [ProjectedRuntimeClass(typeof(ITextDocument))]
    [WindowsRuntimeHelperType(typeof(RichEditTextDocument))]
    [WindowsRuntimeType("Microsoft.UI.Text")]
    public sealed class RichEditTextDocument : IEquatable<RichEditTextDocument>, ICustomQueryInterface, IDynamicInterfaceCastable, IWinRTObject
    {
        public void SetMathML(string value);
    }
}