Deriving 4D De Sitter Space from T-Branes via D7-Brane Action By George Shiber Posted on Friday, December 16, 2016Sunday, August 18, 2019 In M Theory, Mathematical Physics, Mathematics, Physics, Super String Theory, Supersymmetry Calabi-Yau Manifolds, De Sitter Spacetime Building on my earlier work on T-branes and F-theory, here … Continue reading...