# Welcome

### From Mathsreach

How easy is it for a postie to find a route on a map that only goes to each street once or each intersection once? Charles Semple shows us how this deceptively simple problem very quickly grows into something quite complex. With 15 intersections, it would take a computer 15 days doing a million checks a second. With 20 intersections, 700 years! |
## WelcomeMathematics is often seen as being out of touch with the everyday world. This website offers insights into the lives of those funny creatures called mathematicians doing real life mathematics. We hope the videos and other resources will inspire you to see that mathematics can open doors to all sorts of walks of life. |