Dictionary


fac•to•ri•al



Pronunciation: (fak-tôr'ē-ul, -tōr'-), [key]
—n.
Math.the product of a given positive integer multiplied by all lesser positive integers: The quantity four factorial (4!) = 4 · 3 · 2 · 1 = 24. Symbol: n!, where n is the given integer.

—adj.
1. Math.of or pertaining to factors or factorials.
2. of or pertaining to a factor or a factory.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

factor analysisfactoring
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