Gradient, Divergence and Curl the Basics 梯度,散度 和旋度的基础知识 Gradient, Divergence and Curl: the Basics We first consider the position vector, r: r=xx+yy+zz Gradient, Divergence and Curl the Basics 梯度,散度 和......
General Gravity-gradient forces are fundamental to the general tether applications of controlled gravity, and the stabilization of tethered platforms and constellations. The basic physical principles behind gravity-gradient forces......
