🌐 [translation-sync] [linear_algebra] Some updates on code and style and typos - #280

🌐 [translation-sync] [linear_algebra] Some updates on code and style and typos#280

mmcky wants to merge 2 commits into

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translation-sync-2026-09-12T02-23-37-pr-1054QuantEcon/lecture-python.zh-cn:translation-sync-2026-09-12T02-23-37-pr-1054Copy head branch name to clipboard