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By strider, on August 22nd, 2011
Tweet Yesterday, I told another fellow computer geek an ’80s DOS joke about being prompted to “Enter any 11digit prime number and press ENTER to continue.” She then suggested that a number with 11 1’s might be prime. Having encountered this before in programs I’ve written, I warned her that you can’t assume all sequences of […] […]
Go to article How to spend an idle afternoon
By strider, on March 30th, 2011
Tweet For those of you lucky enough to purchase the calculator back in 2007, you more than likely had the full 200page print edition of the user manual. HP discontinued the print edition, possibly later that same year. It has been replaced by a smaller 40page mini manual whose only real useful purpose has been to […] […]
Go to article What is old is new: RPN on the HP 35s Scientific Calculator
By strider, on January 14th, 2011
Tweet Maple is a robust math environment which can graph, solve equations, and solve for the unknown with the aid of its computer algebra solver (CAS), which is capable of computing exact roots of cubic functions, for example. I wanted to demonstrate for myself that Maple could do various function transformations, such as: f(x), f(x + 1), […] […]
Go to article Getting f(x) notation to work in Maple

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