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reverse Polish notation |
Also found in: Wikipedia | 0.03 sec. |
reverse Polish notationA mathematical expression in which the numbers precede the operation. For example, 2 + 2 would be expressed as 2 2 +, and 10 - 3 * 4 would be 10 3 4 * -. See FORTH. reverse Polish notation [ri′vərs ′pō·lish nō′tā·shən] (computer science) The version of Polish notation, used in some calculators, in which operators follow the operators with which they are associated. Abbreviated RPN. Also known as postfix notation; suffix notation.
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As a scientific programmable calculator, users can switch between Reverse Polish Notation (RPN) and algebraic entry-system logic at any time. It is also the only pure Reverse Polish Notation(1) calculator on the market today. The new HP 49G graphing calculator boasts the following features that make it appealing to math, science and engineering enthusiasts: -- step-by-step solve allows students to see the process of obtaining the correct answer; and -- ability to choose between familiar algebraic or efficient Reverse Polish Notation (RPN). |
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