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D.2.3.7 fibonacci
Procedure from library
general.lib
(see
general_lib
).
Usage:
fibonacci(n); n,p integers
Return:
fibonacci(n): nth Fibonacci number, f(0)=f(1)=1, f(i+1)=f(i-1)+f(i)
- computed in characteristic 0, of type bigint
Example:
LIB "general.lib"; fibonacci(42); ==> 267914296
See also:
prime
.
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