Problem Euler is a series of challenging mathematical/computer programming problems that will generally require mathematical to solve. I have solved quite a few, and have posted the script I used to get to my solution.

- Problem #1 – PHP, C, paper
- Problem #2 – PHP
- Problem #3 – PHP
- Problem #4 – PHP
- Problem #5 – PHP, paper
- Problem #6 – PHP, C, paper
- Problem #7
- Problem #8
- Problem #9
- Problem #10
- Problem #11
- Problem #12