In my USMA 26319 I attributed to Michael O. Ossipov the statement "Concerning the circle, why not use the radian? Isn't the radian one of the SI base units? (If not, I'm sure I'll stand corrected)."
I now find that it was Paul Trusten who wrote that in USMA 26317.
-- Joseph B. Reid 17 Glebe Road West Toronto M5P 1C8 Telephone 416-486-6071
