A bit of maths humour
Dec 10, 2013When mathematicians turn to punning…
That will do nicely. Thankyou & goodnight. RT @PaulHutchinson: Who fancies a spot of Maths humour ... pic.twitter.com/9qoUjpoTjK /via @jaclong
— Jon Butterworth (@jonmbutterworth) December 10, 2013