Date: May 18, 1995 9:14 PM
Author: Chih-Han sah
Subject: Re: order of operations, history

There is a small, probably not very accessible, pamphlet explaining
the conventions that more or less stablized during the "new math" era:

Karl Menger. The basic concepts of mathematics; a companion
to current textbooks on algebra and analytic geometry,
Chicago, The Bookstore, Illinois Institute of Technology, 1957.

Han Sah,