A collection of interesting mathematical epsilons.

© Stu Savory, 2003.

Several readers of my blog suggested that I collate the mathematical posts all in one place. Here is that place :-)

  1. Divisibility by the prime numbers below 50
  2. How to square the circle (!)
  3. How to trisect an angle (!)
  4. An alternative Multiplication method
  5. How to calculate the day of the week for a given date UNDER REVIEW!!!
  6. A spelling quilt you can count on
  7. The Sieve of Eratosthenes finds prime numbers
  8. A 'top 100' list of famous mathematicians
  9. An approximate history of PI
  10. A proof that the square root of 2 is not a fraction
  11. How to calculate square roots using only a compass and a ruler
  12. How to solve Cryptograms (12 easy rules)
  13. A proof of Pythagoras Theorem A2 + B2 = C2.
  14. Euclidean Geometry : What Euclid actually said...
  15. The Mersenne Primes
  16. Proof that there are infinitely many prime numbers
  17. Construction Kits for the Platonic Solids
  18. Proof that there are only 5 Platonic Solids
  19. Proof that the angle of a triangle in a semicircle is 90.
  20. A geometrical method of solving quadratic equations.
  21. Complex number arithmetic tutorial.
  22. Proof of the Unique Factorisation Theorem.
  23. Different kinds of Averages
  24. An Indian Multiplication Method
  25. The 80:20 rule, Pareto analysis
  26. Robust statistics using boxplots
  27. A limerick in algebra / Maths as poetry :-)

To be continued . . .

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