Russell's Paradox Unisex Hoodie (Proof on Back)
Learn the dangers of the axiom schema of unrestricted comprehension. It only requires a few lines of math to find the contradiction hiding beneath this axiom. Prior to Russell's paradox, the existence of each of the elements of a collection was seen as sufficient for the existence of the set of said elements. That changed with these two lines of math, with a similarly terse proof.fm                                      This unisex heavy blend hooded sweatshirt is relaxation itself. Made with a thick blend of cotton and polyester, it feels plush, soft and warm, a perfect choice for any cold day. In the front, the spacious kangaroo pocket adds daily practicality while the hood's drawstring is the same color as the base sweater for extra style points. .: Made with a medium-heavy fabric (8.0 oz/yd² (271 g/m²)) that consists of 50% cotton and 50% polyester for that cozy feel and warmth you need in a hoodie..: The classic fit along with the pouch pocket a