Spread.NET 17 Formula Reference
Formula Functions / Functions A to C / COMBINA
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    This function calculates the number of possible combinations (along with repetitions) for the specified number of items.


    COMBINA(Value, Value_chosen)


    This function has the following arguments:

    Argument Description
    Value Refers to the number representing the number of items. This value must be positive and greater than or equal to the second argument i.e. Value_chosen.
    Value_chosen Refers to the number of items in each possible combination. This value must be positive.


    The following equation is used to calculate the COMBINA function:

    (Value + Value_chosen -1) / (Value-1)

    Data Types

    Accepts numeric data for both arguments. Returns numeric data.


    COMBINA(5,4) gives the result 70.

    COMBINA(6,5) gives the result 252.

    COMBINA(11,3) gives the result 286.

    Version Available

    This function is available in Spread for Windows Forms 11.0 or later.