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bonanova

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  1. bonanova's post in The probability of getting my seat was marked as the answer   
  2. bonanova's post in Rolling a circle within a circle was marked as the answer   
  3. bonanova's post in Clock (an old favorite of mine) was marked as the answer   
    The problem sounds familiar, but I don't think it has been posted.
    Here is my approach.



    A very fine puzzle indeed.
  4. bonanova's post in Tesseract dice was marked as the answer   
  5. bonanova's post in The dog chases the fox was marked as the answer   
    Got it. Similar to


  6. bonanova's post in A circular table was marked as the answer   
  7. bonanova's post in parallelogram conjecture? was marked as the answer   
  8. bonanova's post in Rolling a coin was marked as the answer   
    No need to spoiler.
    If it has made a complete revolution, (and it has) it's facing the same "way" after as before.

    Maybe I'm missing something.
  9. bonanova's post in The Age-Old Lie was marked as the answer   
  10. bonanova's post in Coin Triplets was marked as the answer   
  11. bonanova's post in Canaries in Cages was marked as the answer   
  12. bonanova's post in Winning the Science Fair was marked as the answer   
  13. bonanova's post in May 2013 POM - Puzzle-of-the-Month - Golf ball Dimples was marked as the answer   
    OK I have it.
     

  14. bonanova's post in Kissing Circles was marked as the answer   
  15. bonanova's post in A boy playing with his balls was marked as the answer   
  16. bonanova's post in The sums of fourth power numbers was marked as the answer   
    Interesting result!



  17. bonanova's post in A man travels between five cities was marked as the answer   
    The old traveling salesman problem.
    Tractable for five cities, but unimaginably complex with just a few more cities.




  18. bonanova's post in Max product of sums that make 100 was marked as the answer   
  19. bonanova's post in Two Similar Triangles was marked as the answer   
  20. bonanova's post in Oh no I lost my baby! was marked as the answer   
  21. bonanova's post in White Elephant Gift Exchange was marked as the answer   
  22. bonanova's post in Round friends was marked as the answer   
  23. bonanova's post in Card Counting was marked as the answer   
  24. bonanova's post in Picking Among Two Pool Balls was marked as the answer   
  25. bonanova's post in Prove Isosceles was marked as the answer   
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