Credit: ©The Royal Society
    Image number: RS.14716

    A cycloidic figure

    Date
    26 May 1669
    Creator
    Renatus Franciscus Slusius (1622 - 1685, Belgian) , Mathematician
    Object type
    Archive reference number
    Manuscript page number
    p85
    Material
    Dimensions
    height (page): 309mm
    width (page): 200mm
    Subject
    Description
    A diagram of Slusius's 'cycloidics', for which he claimed to have found a universal method of measurement, in a letter to Henry Oldenburg dated 26 May 1669. It was read at the meeting of the Royal Society on 3 June 1669.

    This figure is copied in LBC/3/107. The original is at EL/S1/58/002.
    Object history
    At the meeting of the Royal Society on 3 June 1669, ‘Mr. Oldenburg read [a] letter […] by Monsr. Slusius from Liege May 26, 1669, communicating his judgment on Mr. Mercator’s Logarithmo-technia, sent him by Mr. Oldenburg, and his general method for demonstrating the nature of the cycloid and infinite cycloidical figures. This last letter was recommended to the perusal and consideration of the president, who was desired to inform the society of the import of it’ (Birch 2:376-77).
    Related fellows
    Henry Oldenburg (1612 - 1677, German) , Scientific correspondent
    Renatus Franciscus Slusius (1622 - 1685, Belgian) , Mathematician
    Associated place
    <The World>
       > Europe
          > Belgium
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