d'Alembertian
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English[edit]
Etymology[edit]
From Jean le Rond d'Alembert + -ian.
Noun[edit]
d'Alembertian (plural d'Alembertians)
- (physics) The d'Alembert operator.
- 2011, Ashok Das, Lectures on Gravitation, Singapore: World Scientific, page 25:
- Furthermore, we note that , which is known as the d'Alembertian, is invariant under Lorentz transformations.