Continued fraction: Difference between revisions

=={{header|Wren}}==

{{trans|D}}

<lang ecmascript>var calc = Fn.new { |f, n|

var t = 0

for (i in n..1) {

var p = f.call(i)

t = p[1] / (p[0] + t)

}

return f.call(0)[0] + t

}

var pList = [

["sqrt(2)", Fn.new { |n| [(n > 0) ? 2 : 1, 1] }],

["e ", Fn.new { |n| [(n > 0) ? n : 2, (n > 1) ? n - 1 : 1] }],

["pi ", Fn.new { |n| [(n > 0) ? 6 : 3, (2*n - 1) * (2*n - 1)] }]

]

for (p in pList) System.print("%(p[0]) = %(calc.call(p[1], 200))")</lang>

{{out}}

<pre>

sqrt(2) = 1.4142135623731

e = 2.718281828459

pi = 3.1415926228048

</pre>