Escher: Always up and down
I have found, every time I’ve tried to peer more deeply into the entrancing art of Maurits Cornelis Escher, that the most amazing thing is you end up standing in a pool of mathematics, and if, like me, you lack adequate grounding in maths, you’re in for a shock. But there it is, plain for all to see, and no wonder the number tumblers love him. See the rest.
