A blog is that is all about mathematics and calculators, two of my passions in life.
Sorry I have not blogged in while. For the students: are you in school or about to go back? What math classes are you taking?
RPN HP 12C: Fibonacci and Lucas Sequences Golden Ratio, Formulas, and Sequences Let φ be the Golden Ratio: φ = (1 + √5) ÷ 2...
