A proof of the butterfly theorem by an argument from statics

• Cesare Donolato ^[1]
  1. [1] Independent Researcher
• Localización: International journal of mathematical education in science and technology, ISSN 0020-739X, Vol. 48, Nº. 8, 2017, págs. 1281-1284
• Idioma: inglés
• DOI: 10.1080/0020739x.2017.1321797
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• Resumen

  • The butterfly theorem is proved by assigning point masses to the four vertices of the wings and using the distributive property of the mass centre of a mechanical system.