There are hacks around it, yes. Also, we both know that your usage of "easily" is equivalent to when the maths book says "trivial and left as an exercise for th

There are hacks around it, yes. Also, we both know that your usage of "easily" is equivalent to when the maths book says "trivial and left as an exercise for the reader" ;) (that is to say, technically easy if you have the right domain knowledge. Having the right domain knowledge is not completely trivial though, even as a programmer)