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vendor/markbaker/matrix/classes/src/functions/adjoint.php

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+<?php
+
+/**
+ *
+ * Function code for the matrix adjoint() function
+ *
+ * @copyright  Copyright (c) 2018 Mark Baker (https://github.com/MarkBaker/PHPMatrix)
+ * @license    https://opensource.org/licenses/MIT    MIT
+ */
+namespace Matrix;
+
+/**
+ * Returns the adjoint of a matrix or an array.
+ *
+ * @param     Matrix|array     $matrix    Matrix or an array to treat as a matrix.
+ * @return    Matrix           The new matrix
+ * @throws    Exception        If argument isn't a valid matrix or array.
+ */
+function adjoint($matrix)
+{
+    if (!is_object($matrix) || !($matrix instanceof Matrix)) {
+        $matrix = new Matrix($matrix);
+    }
+
+    return Functions::adjoint($matrix);
+}