Search: Herschel, John in correspondent 
Herschel, John in author 
1810-1819::1817 in date 
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Herschel3148

From:
Sir John Herschel
To:
John William Whittaker
Date:
[25 January 1817]
Source of text:
St. John's College, Cambridge
Summary:

Queries and news about friends at Cambridge. How is analytical movement proceeding and translation of [S. F.] Lacroix's treatise being received? Is writing a new algebra.

Contributor:
John Herschel Project

Herschel5122

From:
Sir John Herschel
To:
Charles Babbage
Date:
[30 January 1817]
Source of text:
RS:HS 2.71 (C: RS:HS 20.38)
Summary:

Will be coming to town shortly and hopes to stay with CB if possible. They must get another volume of the transactions of the Analytical Society out.

Contributor:
John Herschel Project

Herschel9034

From:
Sir John Herschel
To:
William Whewell
Date:
[4 February 1817]
Source of text:
TC, Camb. Add. Ms.a.2071 (draft: RS:HS 18.157 & C: RS:HS 20.39 & TC, Camb. 0.1
Summary:

Is actively pursuing mathematical investigations. Plans to come to Cambridge soon for a short visit. Will follow this first letter by many more. Excavations by the Geological Society going on in JH's area.

Contributor:
John Herschel Project

Herschel9945

From:
Sir John Herschel
To:
James Grahame
Date:
[1817-2-25 or later]
Source of text:
RS:HS 20.52
Summary:

Discusses at some length the strengths and weaknesses of Lucan's Pharsalia. Mentions JG's pamphlet on usury laws, suggesting that the argument from analogy is especially precarious in political economy.

Contributor:
John Herschel Project

Herschel5128

From:
Sir John Herschel
To:
Charles Babbage
Date:
[31 March 1817]
Source of text:
RS:HS 2.77 (C: RS:HS 20.40)
Summary:

Will go down to Cambridge to vote for William Clarke. Equation problem. Enquiry regarding paper on factorials by [Peter] Nic[h]olson. Regarding errors made by Clarke in his papers.

Contributor:
John Herschel Project

Herschel5129

From:
Sir John Herschel
To:
Charles Babbage
Date:
[3 April 1817]
Source of text:
RS:HS 2.78 (C: RS:HS 20.41)
Summary:

Is sending CB all his letters dealing with functional equations. Comments on E. F. Bromhead's paper. Taylor's theorem. Is getting on well with his essay on exponential functions.

Contributor:
John Herschel Project

Herschel5130

From:
Sir John Herschel
To:
Charles Babbage
Date:
[16 April 1817]
Source of text:
RS:HS 2.79 (C: RS:HS 20.42)
Summary:

Is returning E. F. Bromhead's paper. Matters are arising from this paper. Encloses one of his own dealing with the notation of functions. When should he set off to Cambridge to vote for William Clarke?

Contributor:
John Herschel Project

Herschel5132

From:
Sir John Herschel
To:
Charles Babbage
Date:
[15 May 1817]
Source of text:
RS:HS 2.81 (C: RS:HS 20.43)
Summary:

Will see him in London. Is getting on with his supplement. Has seen CB's latest paper in the R.S.P.T. Regarding Mr. Hirsch's theories on equations.

Contributor:
John Herschel Project

Herschel3619

From:
Sir John Herschel
To:
John William Whittaker
Date:
[13 June 1817]
Source of text:
St. John's College, Cambridge
Summary:

Is overwhelmed with work in algebra, studying S. F. Lacroix's work, grinding and polishing mirrors for JH's father. Sends thanks to Whitfield family for songs. Comments on controversial Cambridge news. Sends news of friends.

Contributor:
John Herschel Project

Herschel9036

From:
Sir John Herschel
To:
William Whewell
Date:
[18 June 1817]
Source of text:
TC, Camb. Add. Ms.a.2072 (C: RS:HS 20.44)
Summary:

Asks about WW's mathematical investigations. JH's book on algebra is progressing. Describes mathematical investigations by [Edward] Bromhead in calculus of factors. Misses Cambridge.

Contributor:
John Herschel Project

Herschel5756

From:
Sir John Herschel
To:
David Brewster
Date:
[19 June 1817]
Source of text:
RS:HS 20.45
Summary:

Agrees to write several articles on mathematics, and one on astronomy based on William Herschel's work.

Contributor:
John Herschel Project

Herschel9037

From:
Sir John Herschel
To:
William Whewell
Date:
[26 July 1817]
Source of text:
TC, Camb. Add. Ms.a.2073 (C: RS:HS 20.46)
Summary:

Is pursuing mathematical investigations with Charles Babbage. Asks WW to check whether George Peacock is progressing in printing the Supplement to Lacroix's volume.

Contributor:
John Herschel Project

Herschel5134

From:
Sir John Herschel
To:
Charles Babbage
Date:
[1 August 1817]
Source of text:
RS:HS 2.83 (C: RS:HS 20.47)
Summary:

Has been trying his hand at functions; quotes some. Hopes to visit him at Torquay. Push on with the supplement.

Contributor:
John Herschel Project

Herschel5758

From:
Sir John Herschel
To:
David Brewster
Date:
[8 August 1817]
Source of text:
RS:HS 20.48
Summary:

Sends one mathematical article on isoperimetrical problems and asks to write the article on variations as well.

Contributor:
John Herschel Project

Herschel8660

From:
Sir John Herschel
To:
John Galt
Date:
[28 August 1817]
Source of text:
National Archives of Canada
Summary:

Discusses plans for an edition of the mathematical writings of the late William Spence, to be edited by JH.

Contributor:
John Herschel Project

Herschel5137

From:
Sir John Herschel
To:
Charles Babbage
Date:
[3 October 1817]
Source of text:
RS:HS 2.86 (C: RS:HS 20.49)
Summary:

Regarding his projected supplement. Calculus of deviations. Naming of periodical functions. [John?] Spence's manuscript.

Contributor:
John Herschel Project

Herschel13406

From:
Sir John Herschel
To:
Unidentified
Date:
[7 October 1817]
Source of text:
TxU:H/L-0638; Reel 1089
Summary:

Poses mathematical problems for 'polar equations of conic sections.'

Contributor:
John Herschel Project

Herschel8661

From:
Sir John Herschel
To:
John Galt
Date:
[15 October 1817]
Source of text:
National Archives of Canada
Summary:

Discusses editorial actions taken by JH in editing mathematical manuscripts of William Spence, including materials recently sent to JH by JG.

Contributor:
John Herschel Project

Herschel7815

From:
Sir John Herschel
To:
William Wallace
Date:
22] October [1817
Source of text:
RS:HS 20.50
Summary:

Invites WW and [Thomas] Leybourn to join JH for dinner while Charles Babbage is visiting JH at Slough.

Contributor:
John Herschel Project

Herschel3375

From:
Sir John Herschel
To:
John William Whittaker
Date:
[8 November 1817]
Source of text:
St. John's College, Cambridge
Summary:

Asks about Cambridge friends, and that JW check on various items JH left there. Sends news, especially on 'mineralogizing' with [I. H.?] Jephson and Charles Babbage. Comments on recent deaths of J. A. Deluc, and of Princess Charlotte.

Contributor:
John Herschel Project
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