- #1

- 319

- 0

_{1},n

_{2},..n

_{k}are identical element. And we take r at a time i.e r < n. Is there a general formulae for the permutation of the above. Or how it is solved? Thanks.

- I
- Thread starter rajeshmarndi
- Start date

- #1

- 319

- 0

- #2

mfb

Mentor

- 34,987

- 11,174

As an example, there are (5 choose 3)=(5 choose 2) different permutations of (1,1,1,2,2).

- Last Post

- Replies
- 2

- Views
- 2K

- Replies
- 1

- Views
- 933

- Last Post

- Replies
- 2

- Views
- 3K

- Replies
- 18

- Views
- 4K

- Last Post

- Replies
- 2

- Views
- 2K

- Last Post

- Replies
- 4

- Views
- 901

- Last Post

- Replies
- 5

- Views
- 2K

- Last Post

- Replies
- 1

- Views
- 685

- Last Post

- Replies
- 3

- Views
- 2K

- Last Post

- Replies
- 2

- Views
- 2K