cumprod
Syntax
cumprod(X)
Please see Cumulative Window Functions (cum-functions) for the parameters and windowing logic.
Details
Cumulatively calculate the product of the elements in X.
Examples
$ cumprod(2 3 4);
[2,6,24]
// equivalent to [2, 2*3, 2*3*4]
$ m=matrix(1 2 3, 4 5 6);
$ m;
#0 |
#1 |
---|---|
1 |
4 |
2 |
5 |
3 |
6 |
$ cumprod(m);
#0 |
#1 |
---|---|
1 |
4 |
2 |
20 |
6 |
120 |
Related functions: cummax, cummin, cumsum, cumPositiveStreak