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Data update

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Ingy döt Net 2023-10-02 18:11:16 -07:00
parent 796d366b97
commit 35bcdeebf8
504 changed files with 7045 additions and 610 deletions
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14
Task/Nth-root/Raku/nth-root.raku
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@ -1,11 +1,7 @@
sub nth-root ($n, $A, $p=1e-9)
{
my $x0 = $A / $n;
loop {
my $x1 = (($n-1) * $x0 + $A / ($x0 ** ($n-1))) / $n;
return $x1 if abs($x1-$x0) < abs($x0 * $p);
$x0 = $x1;
}
sub infix:<√>($n, $A) {
.tail given $A / $n, { (($n-1) * $_+ $A / ($_** ($n-1))) / $n } ... * ≅ *;
}
say nth-root(3,8);
use Test;
plan 9;
is-approx ($_√pi)**$_, pi for 2 .. 10;