'A Demonstration Of the Rule for finding the Year of the Julian Period' brought in by John Collins
Reference number: RBO/3/71
Date: 19 December 1667
Response to the challenge posed by P de Billy in the Journal des Scavans n. 36 to find a solution on a systematic mathematical rule to find the Julian year by John Collins.
The demonstration is followed by use-cases.
Printed in 'Philosophical Transactions', vol 2, no 30, p 568
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- 19 December 1667
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- 9 pages
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John Collins, 'A Demonstration Of the Rule for finding the Year of the Julian Period' brought in by John Collins, 19 December 1667, RBO/3/71, The Royal Society Archives, London, https://makingscience.royalsociety.org/items/rbo_3_71/a-demonstration-of-the-rule-for-finding-the-year-of-the-julian-period-brought-in-by-john-collins, accessed on 09 December 2023
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A method for finding the number of the Julian period for any year assign´d, the number of the cycle of the Sun, the cycle of the Moon, and of the indictions, for the same year, being given: together with the demonstration of that method External link, opens in new tab.
Date: 3rd December 1666
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