ldfactorial

0th

Percentile

Arithmetic Operators

double factorial function

Keywords
classif
Usage
ldfactorial(x)

dfactorial(x)

Arguments
x

a numeric scalar or vector

Value

dfactorial(x) returns the double factorial, that is \(x\!\! = 1 * 3 * 5 * \ldots * x \) and ldfactorial(x) is the natural logarithm of it.

See Also

factorial, howmanytrees

Aliases
  • ldfactorial
  • dfactorial
Examples
# NOT RUN {
dfactorial(1:10)

# }
Documentation reproduced from package phangorn, version 2.5.5, License: GPL (>= 2)

Community examples

Looks like there are no examples yet.