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Nora Koparan tells the story of the first female professor of mathematics
Dear Dirichlet, Issue 14
Football, telly and shape-shifting houses find their way into the prof's postbox this issue.
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Hollis Williams explores the power even simple models can have in describing the world around us.
Chalkdust issue 13 – Coming 1 May
A great start to the month of Maying
Christmas competition #2: ‘More geometry snacks’
Win this year's best book of geometry puzzles
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Fashion is fleeting, Chalkdust regulars are not.