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# monty.math module

Addition math functions.

## monty.math.nCr(n, r)

Calculates nCr.


* **Parameters**

    * **n** (*int*) – total number of items.


    * **r** (*int*) – items to choose


* **Returns**
nCr.

## monty.math.nPr(n, r)

Calculates nPr.


* **Parameters**

    * **n** (*int*) – total number of items.


    * **r** (*int*) – items to permute


* **Returns**
nPr.