Since it's Colin himself posting this, I guess that he linked to where he intended; but, if you're interested in this article, then you may want to look at more

Since it's Colin himself posting this, I guess that he linked to where he intended; but, if you're interested in this article, then you may want to look at more of "Mathematics Today", the publication in which this article appears: http://www.ima.org.uk/activities/publications/mathematics_today.cfm.html http://www.ima.org.uk/activities/publications/mathematics_to... .