Which mathematical notation innovation, developed in the 1970s, revolutionized how formulas are entered into calculators and computers, eventually becoming an industry standard for product interfaces?

In the world of mathematics education and technology, product development has revolutionized how complex concepts are taught and understood. One particular innovation transformed how mathematical formulas and equations are inputted into computers and calculators, making advanced mathematics more accessible to students, researchers, and professionals worldwide. Test your knowledge about this game-changing product development that bridged the gap between written mathematics and digital computation.

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Reverse Polish Notation (RPN)
Standard Algebraic Notation (SAN)
Binary Operation Syntax (BOS)
Formula Markup Language (FML)