Eddie's Math and Calculator Blog
It's all about mathematics and calculators
Saturday, February 7, 2026
Numworks (Python): Control Charts
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Numworks (Python): Control Charts The following Python script develops the x-bar and R control charts. Formulas used: ...
Monday, February 2, 2026
Dozenal RPN Calculator App for Android for Android Smartphones and Numworks Beta Firmware Version 25
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Dozenal Calculator App for Android Smartphones and Numworks Beta Firmware Version 25 Dozenal Calculator App for Android Smartphones T...
Sunday, February 1, 2026
HP 12C Platinum: RC Series Circuit Analysis
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HP 12C Platinum: RC Series Circuit Analysis The program was originally posted on the Museum of HP Calculators website ( https://www.h...
Saturday, January 31, 2026
RPN: HP 11C: Transferring Between Bases (Common/Natural)
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RPN: HP 11C: Transferring Between Bases (Common/Natural) All algorithms were tested with the HP 11C. Between the Expon...
Sunday, January 25, 2026
Spotlight: Casio fx-451 Calculator
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Spotlight: Casio fx-451 Calculator Quick Facts Model: fx-451 Company: Casio Type: Solar Scientific Algebraic Memory: 1 (...
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