More from Chalkdust
Dear Dirichlet, Issue 15
Weddings, holidays and catfish find their way into the prof's postbox this issue.
Prize crossnumber, Issue 11
£100 of MathsGear goodies to be won if you can solve it
Taking the (mathematically) perfect picture at the Leaning Tower Of Pisa
Finding the best picture at the Leaning Tower of Pisa is all about the maths rather than the pose!
Feeling the love for Chalkdust T-shirts
The algebra will set your heart aflutter.
Klaus Roth
(1925 - 2015)
Reinventing 2D
What a difference a matrix makes