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Exp4j
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<p>exp4j is a small <a href="/facts/Java_/9ScgFyAL">Java</a> library for evaluation of mathematical expressions. It implements Dijkstra's <a href="/facts/Shunting-yard_algorithm/zIsL1fLk">Shunting-yard algorithm</a> to translate expressions from infix notation to <a href="/facts/Reverse_Polish_notation/a6rDoJ7X">Reverse Polish notation</a> and calculates the result using a simple <a href="/facts/Stack_(abstract_data_type)/bj7l94v1">Stack</a> algorithm. </p>