English Néron–Severi group Cited by user Kaptain-k-theory on 27 Jun 2021 In algebraic geometry, the Néron–Severi group of a variety is the group of divisors modulo algebraic equivalence; in other words it is the group of components of the…
English N-group (category theory) Cited by user Kaptain-k-theory on 02 Jun 2021 In mathematics, an n-group, or n-dimensional higher group, is a special kind of n-category that generalises the concept of group to higher-dimensional algebra.
English Complex torus Cited by user Kaptain-k-theory on 31 May 2021 In mathematics, a complex torus is a particular kind of complex manifold M whose underlying smooth manifold is a torus in the usual sense (i.e.