perms(N;K)
Returns the number of permutations of two given values.
Syntax
perms(N;K)Input
| Argument | Type | Description |
|---|---|---|
N |
integer or decimal | The total number of elements in the set |
K |
integer or decimal | The number of elements in a subset |
Return Value
Returns a decimal number corresponding to the number of permutations of N
things taken K at a time.
If N or K is N/A, the result is N/A.
Sample Usage
N |
K |
perms(N;K) |
|---|---|---|
| 0 | 1 | 0 |
| 3 | 2 | 6 |
| 6 | 3 | 120 |
| 7 | 4 | 840 |
| 8 | 8 | 40320 |
| NA | 4 | NA |
| 6 | NA | NA |