> fwiw, I learned to compute square roots in school in the 80s FWIW, I did too in the 90s/00s, though I confess I don't remember the method now. I think it was

> fwiw, I learned to compute square roots in school in the 80s FWIW, I did too in the 90s/00s, though I confess I don't remember the method now. I think it was Newton-Rhaphson.