November 2008

• Ratio of Prime pair count for n (pair summing to 2*n) to primes on left of n (blue color) and to primes on right of n (green color)
• Ratio of primes on right of n (between n and 2*n) to primes on left of n (between 2 and n)
• Prime Pair count (between 4 and 106)
• Prime Pair count (multiples of 105 between 4 and 106)
• Prime Pair count (closer look at multiples of 105)

September 2008

• Chain Fragments Probelm
• Problem Solving: Different Approaches

June 2008

• Seeing Relations: In counting
• Improving Recursive Programs
• F_n = F_n-1 + F_n-2

April 2008

• Algebra of programming: exploring folds (PDF)
• Math applied to Music: pitch classes, Transposition/Inversion operators (PNG)
  • Pitch Classes
  • Transposition operator
  • Inversion operator

March 2008

• Visualizing RNA codon space. Here are some snapshots (PNG) for codons and some amino acids
  Improved visualization..
  
  • Leucine codons
  • Serine codons

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  • Leucine codons
  • Serine codons
  • UCA codon
• Mod x on powers of a given number. Here are some snapshots (PDF and PNG) of mod 100 on some prime numbers
  • mod 100 on powers of 11 (as image)
  • mod 100 on powers of 13 (as image)
  • mod 100 on powers of 17 (as image)
  • mod 100 on powers of 19 (as image)
  • mod 100 on powers of 23 (as image)
• Open/Closed

Feb 2008

• Functions & Maps
• mod 10 on powers of 2 to 9
• mod 100 on powers of 2 to 9
• mod 1000 on powers of 2 to 9