His table at the end purporting to show a plethora of strange aspect ratios is just his rounding errors. When repeatedly folding paper, the aspect ratio altern

His table at the end purporting to show a plethora of strange aspect ratios is just his rounding errors. When repeatedly folding paper, the aspect ratio alternates between two numbers. (Consider after two foldings, each side is half the original. Same aspect ratio.) Unless of course you have soulless A series paper, then they are all the same.