How can I use NumPy for mathematical operations in Python?
You can use NumPy to perform a variety of mathematical operations efficiently. For example, you can create arrays and perform element-wise operations.
Can you show me how to create a NumPy array?
Sure! You can create a NumPy array using the np.array()
function. For example: import numpy as np; arr = np.array([1, 2, 3])
.
What kind of mathematical functions can I apply to a NumPy array?
You can apply functions like np.sum()
, np.mean()
, np.sqrt()
, and many others to perform calculations on the array.
How do I perform matrix multiplication with NumPy?
You can use the np.dot()
function or the @
operator for matrix multiplication. For example: result = np.dot(A, B)
.
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