insightful footnote, thanks: https://web.archive.org/web/20190301193516/http://www.drdobbs.com/architecture-and-design/a-conversation-with-william-kahan/1844103

insightful footnote, thanks: https://web.archive.org/web/20190301193516/http://www.drdobbs.com/architecture-and-design/a-conversation-with-william-kahan/184410314 https://web.archive.org/web/20190301193516/http://www.drdobb...