Wiktionary英语词典
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A differential operator which may be expressed as ∂_μ∂^μ=∑_(μ=0)³∂/∂x^μ∂/∂x_μ; it is the four-dimens...
plural of d'Alembert operator
A first-order nonlinear ordinary differential equation: y=xf((dy)/(dx))+g((dy)/(dx)).
The general solution to the one-dimensional wave equation u_tt-c^(2u_)xx=0,,u(x,0)=g(x),,u_t(x,0)=h(...
The contradiction that, for incompressible and inviscid potential flow, the drag force is zero on a ...
A statement of the fundamental classical laws of motion, generalizing the principle of virtual work ...
The d'Alembert operator.
plural of d'Alembertian
A surname from Italian.
A surname from Italian.
A surname from Italian.
A surname from Italian.
A surname from French.
A surname from Italian.
A surname from Italian.
An isometric sulfate chloride mineral with the chemical formula Na₂₁Mg(SO₄)₁₀Cl₃.
A surname from Italian.
A surname from Italian.
A surname from Italian.
A surname.