Alter Version

vendor/PhpSpreadsheet/Shared/JAMA/utils/Maths.php

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+<?php
+
+/**
+ *    Pythagorean Theorem:.
+ *
+ *    a = 3
+ *    b = 4
+ *    r = sqrt(square(a) + square(b))
+ *    r = 5
+ *
+ *    r = sqrt(a^2 + b^2) without under/overflow.
+ *
+ * @param mixed $a
+ * @param mixed $b
+ *
+ * @return float
+ */
+function hypo($a, $b)
+{
+    if (abs($a) > abs($b)) {
+        $r = $b / $a;
+        $r = abs($a) * sqrt(1 + $r * $r);
+    } elseif ($b != 0) {
+        $r = $a / $b;
+        $r = abs($b) * sqrt(1 + $r * $r);
+    } else {
+        $r = 0.0;
+    }
+
+    return $r;
+}