Calculate golden ratio Write the shortest code, in number of bytes, to display, return, or evaluate to the golden ratio (that is, the positive root of the quadratic equation: \$x^2-x-1=0\$, approximately
1.618033988749895), to at least 15 significant figures. No input will be given to your program.
Sample in Stutsk programming language:
1 100 { 1 + 1 swp / } repeat print
Perl, Python - 10 chars
probably other languages too
.5+5**.5/2