Numpy, Python Programming, Data Analysis, Numerical Analysis, Data Science.
arr.sort(axis=0) # sorts the elements in the array along the specified axis (0 for columns, 1 for rows) arr.transpose() # transposes the array arr.swapaxes(0, 1) # swaps the specified axes in the array arr.ravel() # flattens the array into a 1D array Array Mathematics arr + 5 # adds 5 to each