I most definitely agree. I should have qualified with “if you think of using such a notation....” If you are meditating about the concept, by all means examine

I most definitely agree. I should have qualified with “if you think of using such a notation....” If you are meditating about the concept, by all means examine as many alternatives. But if you are looking for “the right way to do it”, APL is a better choice in this case IMO.