2. Formatting NumPy Arrays: From Nested Lists to Custom Display
   Understanding Scientific Notation and NumPy's BehaviorScientific Notation: A way to represent very large or very small numbers in a compact form
3. f-strings vs. format() Method: Printing Numbers with Commas in Python
   Methods:f-strings (Python 3.6+):Example: number = 1234567 formatted_number = f"{number:,}" print(formatted_number) # Output: 1,234