This definition makes sense. It was also one of the definitions given in class. -- Derek Hopper
Your definition is clear and precise. If anything I would suggest adding an example. - Miles Whittaker
I dont think your definition did not make as much sense as the other ones, it would be better if you had an example to prove it. -Jonathan Morales :)
Like the others said, the definition makes sense, but you might want to add an example to show exactly what depending on the past means. - William Schmidt