Credit: ©The Royal Society
    Image number: RS.15145

    Diagram

    Date
    24 January 1700
    Creator
    Unknown, Artist
    Object type
    Archive reference number
    Manuscript page number
    p3
    Material
    Dimensions
    height (page): 252mm
    width (page): 208mm
    Subject
    Description
    In response to a criticism in Acta Eruditorum (1699), David Gregory offered a proof of one of his lemmas relating to the properties of a curve known as catenary. The paper was printed in Philosophical Transactions of the Royal Society, vol. 21, no. 259 (1699).
    Object history
    24 January 1700, 'A letter was read, from Dr Gregory to Dr Sloane, desiring a paper of his vindicating himself against a paper in the Acta eruditorum ann. 99 p. 87. This vindication was ordered to be printed' (JBO/10/162).

    Figure printed at D. Gregory, 'Responsio ad Animadversionem ad Davidis Gregorii Catenariam, Act. Eruditorum Lipsiae, Mense Februarii Anno 1699', Phil. Trans., vol. 21, no. 259 (1699), pp. 419-26 (p. 422).
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