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Unpublished paper, 'On the extension of the value of the ratio of the circumference of a circle to its diameter to 440 places at decimals' by William Rutherford

Reference number: AP/34/21

Date: 04 October 1852

Description

Rutherford shares mathematical formulae for calculating pi to 440 decimal places.

Annotations in pencil throughout.

Subject: Mathematics

Received 17 November 1852. Communicated by Samuel Hunter Christie.

Written by Rutherford at the Royal Military Academy [Woolwich, London].

Whilst the Royal Society declined to publish this paper in full, an abstract of the paper was published in volume 6 of Abstracts of the Papers Printed in the Philosophical Transactions of the Royal Society of London [later Proceedings of the Royal Society] as 'On the extension of the value of the ratio of the circumference of a circle to its diameter'.

Reference number
AP/34/21
Earliest possible date
04 October 1852
Physical description
Ink and graphite pencil on paper
Page extent
7 pages
Format
Manuscript

Creator name

William Rutherford

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Citation

William Rutherford, Unpublished paper, 'On the extension of the value of the ratio of the circumference of a circle to its diameter to 440 places at decimals' by William Rutherford, 04 October 1852, AP/34/21, The Royal Society Archives, London, https://makingscience.royalsociety.org/items/ap_34_21/unpublished-paper-on-the-extension-of-the-value-of-the-ratio-of-the-circumference-of-a-circle-to-its-diameter-to-440-places-at-decimals-by-william-rutherford, accessed on 21 March 2025

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  • Archived Papers

    The 'Archived Papers' collection is comprised of original manuscript scientific papers and letters submitted to the Royal Society which remained unpublished or were abstracted in the journal 'Proceedings of the Royal Society' published from 1830 onwards.

    Dates: 1768 - 1989

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