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| Contents > Functions reference (alphabetical list) > Number functions > Combination function |
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| Combination function |
| Format |
Combination(setSize;numberOfChoices) |
| Parameters |
| setSize - any numeric expression or field containing a non-negative numeric expression. |
| numberOfChoices - any numeric expression or field containing a non-negative numeric expression. |
| Data type returned |
| number |
| Description |
| Example |
| Combination(5;2) returns 10 for a set consisting of {a, b, c, d, e} because the unique choices when choosing two at a time are {ab, ac, ad, ae, bc, bd, be, cd, ce, de}. |
| (13 * 12 * Combination(4;2) * Combination(4;3)) / Combination(52;5) returns 0.00144057..., which is the probability of being dealt a full-house in 5-card poker (less than a 1% chance). |
| Related topics |
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Functions reference (category list) |
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Functions reference (alphabetical list) |
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About formulas |
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About functions |
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Defining calculation fields |
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Using operators in formulas |
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| Contents > Functions reference (alphabetical list) > Number functions > Combination function |
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