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Center of mass

For masses

m_{i}

at positions

r_{i}

, the center of mass is

R = (\sum_{i} m_{i} r_{i}) / (\sum_{i} m_{i})

, with the analogous mass-density integral for a continuous body.

Table of contents 206 6
- Center-of-mass motion Center of mass 163 4
  - Center-of-mass reduction Center-of-mass motion 141 3
    - Jacobi coordinates for three particles Center-of-mass reduction 69 1
      - Angular momentum decomposition in three-body Jacobi coordinates Jacobi coordinates for three particles 29
    - Collective rotation and gap coordinates on a circle Center-of-mass reduction 55
- Reduced mass Center of mass 15

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