Thank you for sharing your details and code.
This is indeed a real problem, but I cannot reproduce it: when I run your notebook, I find correct results.
I would suggest you come up at the exercise session so I can have a look at the bug.
This is indeed a real problem, but I cannot reproduce it: when I run your notebook, I find correct results.
I would suggest you come up at the exercise session so I can have a look at the bug.
