1.0 KiB
1.0 KiB
Function combinationsWithRep
Compute the number of ways of picking k
unordered outcomes from n
possibilities, allowing individual outcomes to be repeated more than once.
CombinationsWithRep only takes integer arguments. The following condition must be enforced: k <= n + k -1.
Syntax
math.combinationsWithRep(n, k)
Parameters
Parameter | Type | Description |
---|---|---|
n |
number | BigNumber | Total number of objects in the set |
k |
number | BigNumber | Number of objects in the subset |
Returns
Type | Description |
---|---|
number | BigNumber | Number of possible combinations with replacement. |
Throws
Type | Description |
---|
Examples
math.combinationsWithRep(7, 5) // returns 462