::: Announcement :::
All coupon codes expire on 11th May, 2015 - so if you have one, seize the chance!
Instructions: Buy Now > Apply Coupon Code > input the code > Apply
For the Ada Lovelace Day 2015 anthology and condensed in CUHK Math newsletter 2014-15. I have been permitted to retain my publishing rights.
If typos are found, please contact the author via her blog. Thank you very much in advance.
If you’ve studied maths like I have, you know for sure Pythagoras’ theorem and the Elements by Euclid. Usually, it’s men who prove theorems. As a teenage girl, I naturally asked myself: has there been a woman who has proven a substantial theorem?