Aberystwyth University - Today's daily puzzle ond happy numbers with Dr Gwion Evans from the Mathematics Department. To find the answer visit the programmes website www.bbc.co.uk/programmes /articles/1gzspVTkw3XJXzYHXm83D1S/puzzle-for-today. | Facebook
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Mathematics for all: NRICH on BBC Radio 4's Puzzle for Today | Features: Faculty Insights