Credit: ©The Royal Society
    Image number: RS.15857

    Diagram

    Date
    16 July 1669
    Creator
    Henry Oldenburg (1612 - 1677, German) , Scientific correspondent
    Object type
    Archive reference number
    Manuscript page number
    p3
    Material
    Dimensions
    height (page): 197mm
    width (page): 153mm
    Subject
    Description
    Diagram of John Collins's method for determining the length of a circular arc (different from the method in Gregorie's Exercitationes Geometrica), included in Henry Oldenburg's letter to Renatus Franciscus Slusius dated 16 July 1669.

    There are copies of this figure at LBO/3/140 and LBC/3/172. There is another version at Cl.P/22i/3/001.
    Related fellows
    Renatus Franciscus Slusius (1622 - 1685, Belgian) , Mathematician
    Henry Oldenburg (1612 - 1677, German) , Scientific correspondent
    James Gregorie (1638 - 1675, Scottish) , Mathematician
    Associated place
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          > United Kingdom
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