Mathematics

The Simple Tax System

Engineering Hedgepedge

From Newton to Present Days: Minimization of Nonlinear Functions of Several Variables Using Two Criterions, Minimal Function and Minimal Gradient Norm on Anti-gradient Directions

Levels of Permutation Sets

Some Sine and Cosine Identities Obtained from Pascal's Triangle

Your Intuition is Wrong!

An Introduction to the Algebra of Hypernumbers

Let's Play the Math Game

Art of Mathematics