rem - return nth root of x
function nthroot(x, n = real) = real
end = exp((1.0 / n) * log(x))

rem - exercise the routine by finding successive roots of 144
var i = integer
var x = real

x = 144
print "Finding the nth root of"; x
print "  x      n         root"
print "-----------------------"
for i = 1 to 8
   print using "###   ####    ###.####"; x; i; nthroot(x, i)
next i

end