Computer Science 456/656: Automata and Formal Languages
Using vi and Copy and Paste to Emulate a Turing Machine

• Simple Quick Start!
• Directions on how to make a vicommands file from a transition table
• Directions on how to emulate a Turing machine using a vicommands file
• vicommands file for a Turing machine that accepts the even numbers written in unary
• vicommands file for a Turing machine that computes the function which doubles an integer written in unary
• An example of the output of the emulation of the machine tm.double.
• vicommands file for a Turing machine that accepts all strings over {a,b} with equal numbers of a's and b's
• Suggested improvements.