This post will take the form of Betrayal, with a sequence of five stories going backwards in time.
Last year, I was asked by an acquaintance, let’s call him Rob, to take a look at the draft of a mathematics article he was writing. Rob’s article was in rough form but it was interesting, a nice application of trigonometry and calculus, suitable and good reading for a strong senior school student. One line, however, grabbed my attention. Having wound up with a vicious trig integral, Rob confidently proclaimed,
“This is definitely a case for CAS”.
It wasn’t. Continue reading “The CAS Betrayal”