adjoint

[ aj-oint ]

noun

, Mathematics.

1. a square matrix obtained from a given square matrix and having the property that its product with the given matrix is equal to the determinant of the given matrix times the identity matrix.
2. Also called Hermitian conjugate,. the matrix obtained from a given matrix by interchanging rows and columns and by replacing each element by its complex conjugate.

adjoint

/ ˈædˌdʒɔɪnt /

noun

1. maths
   1. another name for Hermitian conjugate
   2. a generalization in category theory of this notion

Word History and Origins

Origin of adjoint¹

ad- + joint

Example Sentences

The paper suggests that ambient noise differential adjoint tomography can be used to find water and oil resources without the need for expensive drilling.

From Science Daily

I envision it as an immaterial paradise where luminescent cognoscenti glide to and fro, telepathically swapping witticisms about adjoint operators.

From Scientific American

Gendrot joined the Police Nationale as an adjoint de sécurité – a contracted and salaried “special constable” – in 2018 using his real name.

From The Guardian

Led by Paola Villa, an adjoint curator at the University’s Museum of Natural History, the scientists analyzed dozens of shells found at the Grotta dei Moscerini, a beachside cave in the Italian region of Latium.

From Fox News

Like autopilot, but for trains In an interview with FranceInfo, Matthieu Chabanel, the adjoint director of SNCF, compared the autonomous train to autopilot systems used in commercial flight.

From The Verge