A user defined function library of probability focused functions.
Versionshinweise:
minor stuff: cdf comments, parameter naming.
Versionshinweise:
added error function and inverse error function.
Versionshinweise:
added function to calculate probability of state at step in a markov chain.
Versionshinweise:
added a diffusion matrix function.
Versionshinweise:
added Shannon's entropy and Gini impurity functions, minor modification.
Versionshinweise:
added Chebyshev Inequality functions