BCMATH programs for some generalized 3x+1 mapping sequences and other recursively defined integer sequences

  1. The 3x+1 (Collatz) conjecture
  2. Two mappings of Keith Matthews
  3. Two mappings of Brian Gurbaxani
  4. Two mappings of David Bařina
  5. Some mappings of Pruthviraj Hajari
  6. Some of G. Venturini's mappings
  7. Two mappings of Mridul Sen
  8. John Horton Conway's cycling sequence
  9. Examples of H. Möller's mapping
  10. Mappings of Benoit Cloitre
  11. Mapping of Kevin Lamoreau
  12. Mappings of Tomás Oliveira e Silva
  13. Two mappings of Felipe Gonçalves, Rachel Greenfield and Jose Madrid:
  14. Wiggin's conjecture
  15. Combining the 5x+1 and 3x+1 mappings
  16. Frequency program
  17. Finding the canonical form of the Markov matrix QT(m) arising from generalized 3x+1 mappings , where either gcd(mi, d )=1 for 0 ≤ i < d, or gcd(mi, d2) = gcd(mi, d) for 0 ≤ i < d and d divides m.
  18. Finding the canonical form of Markov matrix QT(m) arising from George Leigh's Markov chain {Yn(x)}
Last modified 13th April 2023
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