Google Docs & Google Wave

Google Wave is a personal real-time collaboration and communication platform which allows several users to work on the same tasks together concurrently. Google Docs is another free service from Google which provides web-based word processor, spreadsheet, presentation, and form application.

Google Docs also allows users to to create and edit documents online while collaborating in real-time with other users on the documents, spreadsheets, presentations or forms.
Unfortunately, in Google Wave, -->read more:
How to Share to View or Edit Google Docs and Spreadsheets in Google Wave