Operations on structures

concept in linear algebra, generalized throughout mathematics

topology on Cartesian products of topological spaces

geometric modification on manifolds

"one-point union" of a family of topological spaces

binary operation between two pointed spaces: X ⨳ Y = (X × Y) / X ∨ Y

topology term

mathematical concept

operation that pairs a left and a right 𝑅‐module into an abelian group