An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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inner Lagrangian point
  نقطه‌ی ِ لاگرانژ ِ درونی  
noqte-ye Lagrange-e daruni (#)
Fr.: point de Lagrange interne  

One of the five → Lagrangian points, denoted L1, which lies between the two bodies on the line passing through their center of mass. In a → close binary star system mass transfer occurs through this point.

See also: → inner; → Lagrangian points.