Just one state variable? Re: Fibo Golf challenge on 3 monkeys has such an example: 

ruby '-wep 1,x=1;18.times{p x=(x/0.618).round}'

[download]

It's not much longer than yours especially if you count that the second one needs a -l switch and fancy quoting to quote the apostrophes and double quotes.

In reply to Re: Fibonacci golf with one state variable by ambrus
in thread Fibonacci golf with one state variable by aufflick

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