Science4All

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Welcome to Science4All!

This website hosts science popularization articles written mostly by Dr. Lê Nguyên Hoang, and a few of his colleagues. Here is a random sample of the published articles:

  • Euler’s Formula and the Utilities Problem
  • Topology: from the Basics to Connectedness
  • Type Theory: A Modern Computable Paradigm for Math
  • Optimization by Integer Programming
  • Computing Hunger worldwide: the Global Hunger Index (GHI)
  • Cryptography and Number Theory
  • Mechanism Design and the Revelation Principle
  • Construction and Definition of Numbers
  • The Tortuous Geometry of the Flat Torus
  • What Makes a Published Result Believable?
  • Logarithms and Age Counting
  • Can we measure peace ? The Global Peace Index (GPI)
  • Geometry and General Relativity
  • Dynamics, Chaos, Fractals (pt 2)
  • Duality in Linear Programming
  • The Limitless Vertigo of Cantor’s Infinite
  • Darwin’s Theory of Evolution
  • Differential Calculus and the Geometry of Derivatives
  • Conditional Probabilities: Know what you Learn
  • The Beauty of Ellipses, Parabolas and Hyperbolas

I also produced videos.

Science4All

Quality Popular Science

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