d'Alembert operator

短语

词形变化

d'Alembert operators 复数 d'Alembert operators

释义与例句

n.
  1. 1.

    A differential operator which may be expressed as ∂_μ∂^μ=∑_(μ=0)³∂/∂x^μ∂/∂x_μ; it is the four-dimensional (Minkowski space) equivalent of the three-dimensional Laplace operator.

    物理

词源

Named after Jean le Rond d'Alembert (1717–1783), a French mathematician, mechanician, physicist, philosopher, and music theorist.

来源：wiktionary