Gamma function: Difference between revisions
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Line 5,371:
{{libheader|Wren-math}}
The ''gamma'' method in the Math class is based on the Lanczos approximation.
<syntaxhighlight lang="
import "./math" for Math
var stirling = Fn.new { |x| (2 * Num.pi / x).sqrt * (x / Math.e).pow(x) }
Line 5,379:
for (i in 1..20) {
var d = i / 10
Fmt.print("$4.2f\t$16.14f\t$16.14f", d, stirling.call(d), Math.gamma(d))
}</syntaxhighlight>
Line 5,390 ⟶ 5,388:
0.10 5.69718714897717 9.51350769866875
0.20 3.32599842402239 4.59084371199881
0.30 2.36253003626962 2.
0.40 1.84147633593624 2.21815954375769
0.50 1.52034690106628 1.77245385090552
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