Traceback (most recent call last):
  File "C:/Users/simpl/PycharmProjects/csc340/Matrix2.py", line 123, in <module>
    inverse = one.inverse()
  File "C:/Users/simpl/PycharmProjects/csc340/Matrix2.py", line 85, in inverse
    arr[i] = [round(x * (1 / arr[i][i]), 4) for x in arr[i]]
  File "C:/Users/simpl/PycharmProjects/csc340/Matrix2.py", line 85, in <listcomp>
    arr[i] = [round(x * (1 / arr[i][i]), 4) for x in arr[i]]
TypeError: 'map' object is not subscriptable