14 Answers votes newest views recent 5What are some examples of colorful language in serious mathematics papers? 10introductory book on spectral sequences 1Does $SL_3(R)$ embed in $SL_2(R)$? 2Why do we care about the Hilbert scheme of points? 5What are the reasons for considering rings without identity? 1functions satisfying “one-one iff onto” 5Why don’t ideals and quotients work well for categories? 3Ring with three binary operations 5Tensor product of simple modules 0Question about hereditary $C^*$-algebra. 4Reconstruction from category of D-modules on variety 2Twisting an L-infinity-morphism with “non-associated” Maurer-Cartan elements 5Moduli space of modules over non-commutative rings 2Deformations and Dimensions: $q$-Deform Finite to Infinite?