#Contravariant

As requested by @j_bertolotti, a thread on covariance/contravariance as found in linear algebra & differential geometry.Thing is, these have nothing to do with vectors or geometry, but rather a fundamental

t w i t t e r t h r e a d : POINTLESS TOPOLOGYPointless topology is beloved because of its absurd name, but what on earth is

#vss365#WipWordSearch#BraveWrite https://twitter.com/SarikaJaswani/status/1292110942973681665 Years have fallenSwept awayFrom her eyesCreases #bearPain of tearsNever wailedTides of green Have tsunami ofStories veiledDreams stackedAs secrets