d'Alembert operator
plural of meloplasty
plural of hiller
A powder found in a fire extinguisher that is expelled to smother the fire / (finance) cash (or cash-like securities) kept in reserve in case of need.
(physics) A differential operator which may be expressed as ∂𝜇∂𝜇=∑(𝜇=0)³∂/∂x𝜇∂/∂x_𝜇; it is the four-dimensional (Minkowski space) equivalent of the three-dimensional Laplace operator.
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DiQt(ディクト)
無料
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