“But you understand the relationship between pi and Gaussian curvature, right? pg 264”

“But you understand the relationship between pi and Gaussian curvature, right? pg 264”

“But you understand the relationship between pi and Gaussian curvature, right? pg 264”

“Steve needed to be careful here. He'd read mid-twentieth-century science fiction so he knew that once you started switching realities you ran into problems with nested levels of existence.”