More from Chalkdust
Dear Dirichlet, Issue 17
Canines, Cliff Richard and conditioning find their way into the prof's postbox this issue.
What’s hot and what’s not, Issue 11
Fashion is fleeting, Chalkdust regulars are not.
Prize crossnumber, Issue 10
Can you solve it?
Curiosities of linearly ordered sets
Andrei Chekmasov explores order and infinity
Christmas conundrum #4
Can you solve four puzzles to reveal the hidden message?Crossnumbers and cross products
A crossnumber clue takes us plunging headfirst towards projective geometry