numlib::fibonacci -- Fibonacci
numbers
Introductionnumlib::fibonacci(n) returns the
n-th Fibonacci number.
Call(s)numlib::fibonacci(n)
Parametersn |
- | a nonnegative integer |
Returnsa nonnegative integer, or the function call with its arguments evaluated.
Detailsn is a nonnegative integer then
numlib::fibonacci(n) returns the
n-th Fibonacci number.numlib::fibonacci returns an error if the argument
evaluates to a number of wrong type. numlib::fibonacci
returns the unevaluated function call if n does not
evaluate to a number.
Example
1We compute the -the Fibonnacci number:
>> numlib::fibonacci(201)
453973694165307953197296969697410619233826
Backgroundnumlib::fibonacci uses quadratic recursion
formulas.