On Saturday, May 9, 2020, 11:42:11 AM EDT, Tony Duell via cctalk <[email protected]> wrote: >On Sat, May 9, 2020 at 4:23 PM Noel Chiappa via cctalk <[email protected]> >wrote: >> >> > From: Dwight Kelvey >> >> > There was a fellow that made a relay logic that could play tic tac toe
There's a guy who brings the stepper/relay TTT machine he did in high school to VCFSE every year. >> In high school, my math teacher (I think it was) used a couple of matchboxes >> and some beads to create a TTT device; he 'programmed' it by playing against >> it, and when the device lost a game, he pulled out the bead that indicated >> the device's previous move, so it could never make that losing move again. >> Pretty impressive, I thought... > > I am pretty sure that was in one of Martin Gardner's columns > (Mathematical Games) in Scientific American, and is reprinted in one > of his books. Of course he might have got it from your teacher rather > than vice versa. If it's the one I'm thinking of, the game is called hexapawn, though it's played on a 3x3 grid, like TTT. I've always had a fond spot for that article. It was one of my inspirations back when I did a lot of AI. BLS
