Add new comment

If A doubles when the probability of B winning is slightly higher than 0.2 then B will accept yet A is likely to double their winnings. If B subsequently overtakes and doubles then A stands to lose an amount equal to their winnings regardless of whether they have doubled. So it is pretty obvious that A should double and B accept. Every experienced backgammon player knows this...

Filtered HTML

  • Web page addresses and email addresses turn into links automatically.
  • Allowed HTML tags: <a href hreflang> <em> <strong> <cite> <code> <ul type> <ol start type> <li> <dl> <dt> <dd>
  • Lines and paragraphs break automatically.