diff --git a/Math/Functions/Algebra.php b/Math/Functions/Algebra.php
index 05c7ced27..b216f521d 100644
--- a/Math/Functions/Algebra.php
+++ b/Math/Functions/Algebra.php
@@ -48,6 +48,10 @@ final class Algebra
         $n2 = ($isMatrix2 = \is_array($value2[0])) ? \count($value2[0]) : 1;
 
         if (!$isMatrix1 && $isMatrix2) {
+            $temp   = $value1;
+            $value1 = $value1;
+            $value2 = $temp;
+
             $m1 = \count($value1);
             $n1 = ($isMatrix1 = \is_array($value1[0])) ? \count($value1[0]) : 1;
 
diff --git a/Math/Matrix/Vector.php b/Math/Matrix/Vector.php
index 87a6045ef..df011904b 100755
--- a/Math/Matrix/Vector.php
+++ b/Math/Matrix/Vector.php
@@ -127,7 +127,7 @@ final class Vector extends Matrix
     /**
      * Calculate the eucledian dot product
      *
-     * @param selft $vector Vector
+     * @param self $vector Vector
      *
      * @return float
      *