More from Chalkdust
Congruent Triangles
We review the seventh of this year’s nominees for the Book of the YearChristmas puzzle #1: Christmas tree sudoku
Puzzle #1 in our 2020 Christmas puzzle seriesSurname extinction
Why do surnames die out? We take a look at the Galton-Watson process for modelling the extinction of surnames to answer the question: 'When will we all be Smiths?'Crossnumber winners, issue 04
Are you a winner?Mathematicians and their Gods
Believe it or not: Mathematics and Theology can coexistA Fields Medal at UCL: Klaus Roth
Klaus Roth and his work