Our original prize crossnumber is featured on pages 58 and 59 of Issue 05.
Moonlighting agony uncle Professor Dirichlet answers your personal problems. Want the prof’s help? Send your problems to email@example.com.
I personally have a very deep, long-held belief in free-market capitalism and the value of hard work, but I was recently shocked to discover when I switched subjects that most people in my new research area are staunch followers of Karl Marx! I’ve had many arguments with my new colleagues on this. I can feel my energy slowly draining with every passing debate. How do I resolve this?
— Feeling blue, Surreyv
This issue, Top Ten features the top ten parts of a circle! Then vote here on the top ten geometry instruments for Issue 06!
At 10, and dangerously close to having a “(sic)” added after it: the center.
Beating its American cover version to number 9 this week: Stuck in the Centre with You by Stealers Wheel.
Maths is a fickle world. Stay à la mode with our guide to the latest trends.
Hyperbolic surfaces! Klein bottles! Impress fellow passengers with your DIY manifolds!
[Picture: Flickr user Pandaeskimo, CC BY-NC 3.0]
As Dirichlet says, Möbius strips should be band.