Human: write a function that converts integer to string in roman notation. Assistant: 
Here is a Python function to write a function that converts integer to string in roman notation

import math

def roman(n):
    """
    Convert integer to string in roman notation.
    """
    if n < 0:
        return 'M{}'.format(-n)
    else:
        return 'I{}'.format(n)

# Enter the integer
n = 100

# Calling the function
print((roman(n)))

#Example Output
# I100

#Remember to inspect code for bugs.