A blog is that is all about mathematics and calculators, two of my passions in life.
Casio calculators have been flying off the shelves. So this fx-9750G II now fits in the current 9750/9860/Prizm family. Happy Start of School Year!
RPN HP 12C: Fibonacci and Lucas Sequences Golden Ratio, Formulas, and Sequences Let φ be the Golden Ratio: φ = (1 + √5) ÷ 2...
