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PR for Assignment week3 numpy final submission
Timeline and Branches
created week3-init and week3-final
Initial Submission Completed:
1/18
Initial Submission Branch:
https://github.com/jlnsmith2001/AD450Winter2026/blob/week3-initial/week_3_numpy.ipynb
Final Submission Completed:
1/23
https://github.com/jlnsmith2001/AD450Winter2026/blob/week3-final/week_3_numpy.ipynb
Learnings From Other Student's Presentation
Regarding problem 6, when the problem specified "there are two ways to select 3 from the 2 dimensional array above" I had thought the two ways the problem was referring to was the convention of arr[0][2] or arr[0,2] but didn't realize that you can also select 3 by typing arr[-2, 2]., This convention works because -1 would indicate the last row, and -2 would indicate the second to last row, but since this array only has 2 rows, second to last refers to the first row, and the positive 2 refers to the element at that row, which is 3