Python 3.7.9 (default, Aug 31 2020, 17:10:11) [MSC v.1916 64 bit (AMD64)]

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IPython 7.18.1 -- An enhanced Interactive Python.

Restarting kernel...

In [1]: runfile('G:/UBCO/2020-2021/Python/20201003/discrete_differentiation.py', wdir='G:/UBCO/2020-2021/Python/20201003')

x: [-10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7

8 9 10]

diff(x): [1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1]

length of x: 21

length of dx: 20

dy/dx: [-19. -17. -15. -13. -11. -9. -7. -5. -3. -1. 1. 3. 5. 7.

9. 11. 13. 15. 17. 19.]

length of x1: 20

The best-fit parameters are: (1) slope = 2.0 and (2) intercept -0.9999999999999997

In [2]: