Encryption of secret messages has been with us forever and will remain with us forever. There is a permanent war between encryption and decryption.
Standing on the Shoulder of Giants showed that algebra had been studied for thousands of years by mathematicians in Ancient Egypt, Babylon, Ancient Greece, India and China before al-Khwarzmi of Persia wrote his text on [more…]
Actually, this is about a short history of graph theory which is not to be confused with those functions that you plotted at school all those years ago. We shall look at pairwise counting, trees [more…]