Poynting, J. H. (John Henry), 1852-1914, Shakespear, Gilbert Arden, ed, Barlow, Guy, joint ed · Cambridge, University Press · leaf 276
a model, I foundit was only a particular case of the very remarkable machine for solvingequations, devised and constructed by Mr. Boys {Philosophical Magazine,vol. 21, 1886, p. 241). Being, however, a very special case, it is less com-plicated than the general instrument, and as the model works… … Kg. 2. another lever balancing on a knife-edge at G, the arm GE being about equalto the arm BO. The plane upon which G rests is, in the model, a plate of glass,about equal in length to BC, and so arranged that GE may be moved untilE is under any point of BC. E is connected by a link DE with BC, and…
Poynting, J. H. (John Henry), 1852-1914 · Physics
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