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MathU RPN was created by a Ph.D from M.I.T. who is a MATLAB toolbox author and has 15 years of experience creating calculators for mobile devices. Dr. Clay M. Thompson of Creative…

MathU 12D, the Deluxe Financial RPN Calculator, is written from the ground up to behave exactly like and surpass the classic HP-12C. MathU 12D uses the same RPN (Reverse Polish No…