subfactorial
subfactorial · subfactorials
The amount of possible derangements of a set that has a given number of distinct elementsThe amount of possible derangements of a set that has a given number of distinct elements.
Meaning
1 sensesThe amount of possible derangements of a set that has a given number of distinct elements.
Origin
From sub- + factorial.From sub- + factorial.
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Forms
plural: subfactorials| Singular | subfactorial |
|---|---|
| Plural | subfactorials |
regular