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fix class fatal error #7939

Julio 9 years ago
parent
commit
d39592316a
1 changed files with 2 additions and 0 deletions
  1. 2 0
      main/exercice/calculated_answer.class.php

+ 2 - 0
main/exercice/calculated_answer.class.php

@@ -1,6 +1,8 @@
 <?php
 /* For licensing terms, see /license.txt */
 
+use Webit\Util\EvalMath\EvalMath;
+
 /**
  *  Class CalculatedAnswer
  *  This class contains calculated answer form and answer processing functions