3 ms·

Can 7 riffles fully reverse the order of cards?

• fredhohman 8y ago
  Not sure about that... but 8 perfect out shuffles will return a deck to its original order! (Thank you undergrad physics professor!) https://en.m.wikipedia.org/wiki/Out_shuffle https://en.m.wikipedia.org/wiki/Out_shuffle
• edanm 8y ago
  Sure. Why couldn't it?