Prime Reciprocals, Repetends and Repunits

I was recently watching a numberphile video on YouTube. Matt Parker explores a volume of work by William Shanks. Shanks calclulated the digit length of the repetend for the reciprocals of thousands of prime numbers. His work was carried out by hand in the mid to late 1800s. A number is called prime if it …

Elegant Hook

I attended Hoover Middle School during the mid 80s and remember my first experience instructing a computer to do something. My school was located in a fairly affluent area of Albuquerque, New Mexico. Albuquerque is the home of Sandia National Laboratories and the public education system there seemed to benefit by having quality technology and …