On 15 Maj, 11:35, JT <jonas.thornv...@gmail.com> wrote: > It turns out a XOR is possible with gearwheels.http://www.youtube.com/watch?v=Y2UVb7QfMqY > > Could be fun and certainly educational to use LEGO to construct the > early mechanical calculators? Probably some patents come in the way, > but maybe a lego original, construct the primitive arithmetic > operations and put together. > And why not ciphermachines out of LEGO > > Building horology clocks out of LEGO do not seem that impossible, of > course they would hardly last half a millenia, but a little plastic > with siliconcoating goes a long way, and if you could make the > gearwheels out of carbon fibers, they would probably outlast the > ones > of metal.http://www.suspart.com/news/carbon-fiber-gear-wheel-research > > What would be real fun a shaft and gear wheel emulator where you just > throw out 3D gearwheels on a sheet tell how many tooths, resize them > with mouse or fingers an outofit function to make them connect. > Build > your own watch emulator ;D > > It also would be nice if the gearwheel emulator did not fuck up at > (Mathematica and wolfram) n tooths the infamouse n-tooths fuckup bug. > > (monkey arithmetic soultion) n = -1???? for equation > 0.49999999999= (n/2-1)/n > > Because i can not stand bad arithmetic either in Mathematica, Wolfram > or in engineering. > Todays mathematicians a bit dunse i guess.