Statements (24)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
differential operator
|
| gptkbp:actsOn |
vector fields
scalar fields |
| gptkbp:alsoKnownAs |
box operator
wave operator |
| gptkbp:appearsIn |
gptkb:Maxwell's_equations
gptkb:Klein-Gordon_equation |
| gptkbp:category |
partial differential operator
|
| gptkbp:component |
gptkb:Laplacian
second time derivative |
| gptkbp:defines |
□ = ∂²/∂t² - ∇²
|
| gptkbp:dimensions |
four-dimensional spacetime
|
| https://www.w3.org/2000/01/rdf-schema#label |
d'Alembert operator
|
| gptkbp:measures |
gptkb:Minkowski_metric
|
| gptkbp:namedAfter |
gptkb:Jean_le_Rond_d'Alembert
|
| gptkbp:notation |
□ = η^{μν} ∂_μ ∂_ν
|
| gptkbp:symbol |
□
|
| gptkbp:usedIn |
gptkb:wave_equation
gptkb:general_relativity gptkb:special_relativity mathematical physics |
| gptkbp:bfsParent |
gptkb:Jean_le_Rond_d'Alembert
gptkb:Laplace_operator |
| gptkbp:bfsLayer |
6
|