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Updated prime module

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danogentili 2016-08-11 23:11:06 +02:00
parent 3abf9fbed1
commit 6994d614ac
1 changed files with 7 additions and 5 deletions
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12
src/danog/MadelineProto/PrimeModule.php
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@ -152,10 +152,12 @@ class PrimeModule
$k = 0; $k = 0;
do { do {
$ys = $y; $ys = $y;
$i = 0;
do { do {
$i++;
$y = Tools::posmod(Tools::posmod(pow($y, 2), $n) + $c, $n); $y = Tools::posmod(Tools::posmod(pow($y, 2), $n) + $c, $n);
$q = Tools::posmod($q * abs($x - $y), $n); $q = Tools::posmod($q * abs($x - $y), $n);
} while (min($m, $r - $k)); } while ($i < min($m, $r - $k));
$g = $this->gcd($q, $n); $g = $this->gcd($q, $n);
$k += $m; $k += $m;
} while ($k < $r and $g == 1); } while ($k < $r and $g == 1);
@ -272,7 +274,7 @@ class PrimeModule
public function totient($n) public function totient($n)
{ {
$totients = []; $totients = [];
if (($n == 0)) { if ($n == 0) {
return 1; return 1;
} }
if (isset($totients[$n])) { if (isset($totients[$n])) {
@ -289,11 +291,11 @@ class PrimeModule
public function gcd($a, $b) public function gcd($a, $b)
{ {
if (($a == $b)) { if ($a == $b) {
return $a; return $a;
} }
while (($b > 0)) { while ($b > 0) {
list($a, $b) = [$b, posmod($a, $b)]; list($a, $b) = [$b, Tools::posmod($a, $b)];
} }
return $a; return $a;