differential operator

柯林斯词典

differential operator

• 1. N any operator involving differentiation, such as the mathematical operator del ∇, used in vector analysis, where ∇ = ∂/∂x + ∂/∂y+ ∂/∂z, , , and being unit vectors and ∂/∂x, ∂/∂y, and ∂/∂z the partial derivatives of a function in x, y, and z 微分算子

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