An illustration of a magnifying glass. An illustration of a magnifying glass.

Learn how to be quick and better at math with this well-researched book that has an amazing collection of mathematical techniques from around the world. Use these sutras along with the activity sheets ...

I was having a look at the travis-ci build checks, and it looks like alphametics is taking up a large chunk of time when running the test-suite. I feel like this is an issue. There's obviously quite a ...

The description for Alphametics should include the following information: Each letter should represent a different digit, and the leading digit of a multi-digit number must not be zero. Currently this ...