anchor.diff:      /// <remarks>
       /// <code>
       /// Some 42 |> Option.get = 42
  -    /// None |> Option.get // throws exception!
  -    /// </code></remarks>
  +    /// None |> Option.get // throws exception!</code></remarks>
       ///
       /// <returns>The value within the option.</returns>
       /// <exception href="System.ArgumentException">Thrown when the option is None.</exception>
  
positive.code:     /// <remarks>
      /// <code>
      /// None |> Option.iter (printfn "%s") // does nothing
      /// Some "Hello world" |> Option.iter (printfn "%s") // prints "Hello world"
      /// </code></remarks>
      ///
      /// <returns>Unit if the option is None, otherwise it returns the result of applying the predicate
      /// to the option value.</returns>
  
negative.code:     /// <code>
      /// None |> Option.flatten = None
      /// Some None |> Option.flatten = None
      /// Some (Some 42) |> Option.flatten = Some 42</code></remarks>
      [<CompiledName("Flatten")>]
      val flatten: option:'T option option -> 'T option
  
  