Dec 20, 2018
The square numbers are generated by multiplying integers by themselves (aka “squaring”). Given that multiplying 2 numbers with the same sign always yields a positive product, it follows that square numbers are always positive, whether they are the result of squaring a negative or positive integer, so, for example,...
Nov 29, 2018
What are prime numbers, and how did they move from the backwaters of abstract mathematical analysis to being vital for the way we live in the computer age? These are a couple of the questions that I look at in this episode of Restful Maths before reading a few out...ok before reading about 500 of them...