watch the weekly discussion video. Next, do some research on important numbers in mathematics. Choose one that is interesting to you (it can be on e or pi or a different number) Discussion Video: https://www.youtube.com/watch?v=IUetWQ_9BT0&feature=youtu.be In your post, share with us you have found out about the number, for example, its history, some trivial facts about the number, and/or how it is applied. To get you started in your research, below are some sources you can use. http://www.popularmechanics.com/flight/g163/13-most-important-numbers-in-the-universe/ https://youtu.be/wISqQRj_AkI https://www.scientificamerican.com/article/let-s-use-tau-it-s-easier-than-pi/