The December 1978 issue of the Mathematical Gazette  contains an elegant and humorous contribution from Anthony Hughes. His note gives a recipe for determining the optimal spot from which to make a conversion attempt in rugby. Others then elaborated on Hughes s idea; see  and , in particular. In 1996, Isaksen  rediscovered Hughes s results while investigating the kicking of extra points in American gridiron. There are also a number of popularisations and summaries; the ones of which we are aware are listed in the references.
|Pages (from-to)||450 - 463|
|Number of pages||14|
|Publication status||Published - 2010|