The n-th root formula

Find the n-th root of real numbers

nthroot(a, n, tol = 1/1000)

Arguments

a	a positive real number
n	n
tol	the permitted error tolerance

Value

the root

Details

The nthroot function finds the nth root of a via an iterative process.

See also

Other algebra: bilinear(), cubicspline(), division, fibonacci(), horner(), isPrime(), linterp(), polyinterp(), pwiselinterp(), quadratic()

Examples

nthroot(100, 2)
#> [1] 10
nthroot(65536, 4)
#> [1] 16
nthroot(1000, 3)
#> [1] 10