From 8d602b30dd9bf9e1b926c0d732c2ff3fe7b6644a Mon Sep 17 00:00:00 2001
From: ochi51 <ochiai07@gmail.com>
Date: Tue, 12 Sep 2017 20:54:51 +0900
Subject: Fixes exponentiation operator

---
 src/NXP/Classes/Token/TokenDegree.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/NXP/Classes/Token/TokenDegree.php b/src/NXP/Classes/Token/TokenDegree.php
index 8488dcd..c31b66e 100644
--- a/src/NXP/Classes/Token/TokenDegree.php
+++ b/src/NXP/Classes/Token/TokenDegree.php
@@ -41,13 +41,13 @@ class TokenDegree extends AbstractOperator
 
     /**
      * @param InterfaceToken[] $stack
-     * @return $this
+     * @return TokenNumber
      */
     public function execute(&$stack)
     {
         $op2 = array_pop($stack);
         $op1 = array_pop($stack);
-        $result = $op1->getValue() ^ $op2->getValue();
+        $result = $op1->getValue() ** $op2->getValue();
 
         return new TokenNumber($result);
     }
-- 
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