Function cumsum
Compute the cumulative sum of a matrix or a list with values.
In case of a (multi dimensional) array or matrix, the cumulative sums
along a specified dimension (defaulting to the first) will be calculated.
Syntax
math.cumsum(a, b, c, ...)
math.cumsum(A)
Parameters
| Parameter |
Type |
Description |
args |
... * |
A single matrix or or multiple scalar values |
Returns
- | The cumulative sum of all values
Throws
Examples
math.cumsum(2, 1, 4, 3) // returns [2, 3, 7, 10]
math.cumsum([2, 1, 4, 3]) // returns [2, 3, 7, 10]
math.cumsum([[1, 2], [3, 4]]) // returns [[1, 2], [4, 6]]
math.cumsum([[1, 2], [3, 4]], 0) // returns [[1, 2], [4, 6]]
math.cumsum([[1, 2], [3, 4]], 1) // returns [[1, 3], [3, 7]]
math.cumsum([[2, 5], [4, 3], [1, 7]]) // returns [[2, 5], [6, 8], [7, 15]]
See also
mean,
median,
min,
max,
prod,
std,
variance,
sum
