How to calculate a square root by hand
How to solve 1st, 2nd, 3rd and 4th degree equations
How does RSA work
How to implement calculations using shifts
more regular shapes
applet attempting to project 4d objects to a plane.
summary of some number theoretical terminology
How long can I wait before starting a project?
efficient method of iterating through primes
about the ackerman function
about leastsquares fitting
about the '196' problem
about fixed point calculations
solving rubik's cube
perl script demonstrating the quiz-switching problem
extended version of gnu arbitrary precision calculator