"""

name: altitude.py

This program calculates transmission and reflection probabilities from a
particle incident on a quantum potential step.

Problem 2.5 from Newman's Computational Physics.

author: Jessica Jones
date created: 1/11/2018
date edited: 1/31/2021

"""
#imports

#user-defined functions

def probabilities():
    """
    
    Returns
    -------
    transmission : transmission probability
    reflection : reflection probability

    """
    # complete me

    return transmission, reflection

# main function
def main():

    T, R = probabilities()

    # complete me: print results in a readable way and check that the 
    # total probability is 1

#run this code
if __name__ == "__main__":
    main()
