Using the Numpy matrix.cumsum ()
method, we can find the cumulative sum
of a given matrix and output it as a onedimensional matrix.
Syntax:
matrix.cumsum()
Return: Return cumulative sum of matrix
Example # 1:
In this example, we see that using the matrix.cumsum ( )
we can find the cumulative sum of the given array.

Output:
[[6 8 11]]
Example # 2:

Exit:
[[1 3 6 10 15 21]]
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