To compile and generate the executable "markov", issue the command > make markov to compile (if needed), generate "markov", and run it, issue the command > make run This program generates a "random ergodic CTMC". Ergodicity is ensured by having strictly positive entries in row and column 0. Modify the code as needed to generate smaller/larger matrices and less/more dense matrices. The code is self-explanatory ( :-) -- gfc