precondition - Artificial Intelligence. a set of conditions, often expressed as a predicate calculus formula, that must be satisfied before a rule or set of codes can be executed. Control Systems. a fact or set of facts that must be true before an action can be taken; e.g., before a robot can pick up an object, its hand must be empty. Computer Science. the left-hand side of an if-then rule. ;
дс тдрлими цюлютдажкию дроемжки аиакиохдйис лидр
http://www.harcourt.com/dictionary/def/8/0/6/8/8068900.html;
