The fact that it is a LINQ result might perhaps not be relevant for the question, but I\'m mentioning it anyway - since this is the context which has resulted in this questi
You need my ObservableComputations library maybe. That is .NET API for computations over INotifyPropertyChanged and INotifyColectionChanged (ObservableCollection) objects. Results of the computations are INotifyPropertyChanged and INotifyColectionChanged (ObservableCollection) objects.