The dining cryptographers
n Specification in CSP:Ý The whole system
Crypts = Crypt(0)Ý |||Ý Crypt(1)Ý |||Ý Crypt(2)
CoinsÝ =Ý Coin(0)Ý |||Ý Coin(1)Ý |||Ý Coin(2)
MealÝÝ =Ý Master ||{pays, notpays} ( Coins ||{look} Crypts )