A surface obtained by gluing six heptagons. Universal cover in the Poincaré model (the same character shown = the same point of the surface). Weapons to show that this is not orientable (it has Euler characteristic -1). Constructed by DivisionByZero [ https://t.co/zgD3J7pG4f ] pic.twitter.com/J1MzJKCkYl
— Zeno Rogue (@ZenoRogue) June 20, 2018
My name is Mason Porter. I am a Professor in Nordita (Nordic Institute for Theoretical Physics) and am Professor in Complex Systems in the Department of Mathematics at Stockholm University. Previously, I was a Professor in the Department of Mathematics at UCLA. Before that, I was Professor of Nonlinear and Complex Systems in the Mathematical Institute at University of Oxford. I was also a Tutorial Fellow of Somerville College. I am still a Senior Research Fellow of Somerville College.
Wednesday, June 20, 2018
Poincaré Disk: Fantasy Edition
I love it!
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