EasyCurves in space

Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) §12.4 Polar Coordinates and Planetary Motion, #13 · Multivariable Calculus · Curves in space

Momentum is … and its derivative is … force

Momentum is $m v$ and its derivative is $m a =$ force. Angular momentum is $m H = m R \times v$ and its derivative is ____ = torque. Angular momentum is constant under a central force because the ____ is zero.

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Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) · §12.4 Polar Coordinates and Planetary Motion, #13

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