Here's a review of Wikipedia's math articles by a mathematician: http://wikipediocracy.com/2013/10/20/elementary-mathematics-on-wikipedia-2/ http://wikipediocr

Here's a review of Wikipedia's math articles by a mathematician: http://wikipediocracy.com/2013/10/20/elementary-mathematics-on-wikipedia-2/ http://wikipediocracy.com/2013/10/20/elementary-mathematics-... If you don't already know what you are reading, you can't distinguish knowledge from nonsense.