The Grothendieck Constant is Less Than $\frac{\pi }{2\log (1+\sqrt{2})}-10^{-5}$

Alan Li, Rahul Saha, Anton Xue +4

We prove that the Grothendieck constant $K_G<\frac{\pi }{2\log (1+\sqrt{2})}-10^{-5}$. This improves on the work of Braverman, Makarychev, Makarychev, and Naor (2011), who proved…