The article references this as being the cover (and thanks the graphics editor for doing that digging). Full issue (warning slow PDF link) at https://www.ams.or

The article references this as being the cover (and thanks the graphics editor for doing that digging). Full issue (warning slow PDF link) at https://www.ams.org/journals/notices/200911/200911-full-issue.pdf https://www.ams.org/journals/notices/200911/200911-full-issu...