# All Questions

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### Historical reason for calling $\nabla\cdot F$ divergence?

Consider the continuously differentiable vector field in ${\mathbb R}^3$: $$F:{\mathbb R}^3\to{\mathbb R}^3,\qquad F(x,y,z)=(U,V,W)$$ where $$U,V,W:{\mathbb R}^3\to{\mathbb R}.$$ According to ...