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Babbage, Charles in correspondent 
1810-1819::1817 in date 
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Herschel5121

From:
Charles Babbage
To:
Sir John Herschel
Date:
[2 January 1817]
Source of text:
RS:HS 2.70
Summary:

Regarding a possible error by JH in one of his equations [see CB's 1816-10-10]. Proposes a plan for a new work on analysis.

Contributor:
John Herschel Project

Herschel5123

From:
Charles Babbage
To:
Sir John Herschel
Date:
[30 January 1817]
Source of text:
RS:HS 2.72
Summary:

Is glad JH is coming to town. Another son born. They must revive the Analytical. Explains a problem in functional analysis.

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

Herschel5124

From:
Charles Babbage
To:
Sir John Herschel
Date:
[17 February 1817]
Source of text:
RS:HS 2.73
Summary:

Has sent letters in a parcel. Regarding functional equations of the first order.

Contributor:
John Herschel Project

Herschel5125

From:
Charles Babbage
To:
Sir John Herschel
Date:
[17 February 1817]
Source of text:
RS:HS 2.74
Summary:

Note to the effect that Dr. William Clarke of Trinity is a candidate for the Professorship of Anatomy. Hopes JH will support the Dr. [This letter is an appendix to CB's 1817-2-17]

Contributor:
John Herschel Project

Herschel5126

From:
Charles Babbage
To:
Sir John Herschel
Date:
[27 February 1817]
Source of text:
RS:HS 2.75
Summary:

Will send part of JH's manuscript and Hirsh's book. Has introduced E. F. Bromhead to the R.S.L.'s club and Sir Joseph Banks. Is about to draw up a sketch of the history of functions.

Contributor:
John Herschel Project

Herschel5127

From:
Charles Babbage
To:
Sir John Herschel
Date:
[29 March 1817]
Source of text:
RS:HS 2.76
Summary:

Encloses one of E. F. Bromhead's papers. Has collected all his letters relating to functions. Has he a copy of his paper 'Solutions...'? Regarding the properties of curves. His scheme for symmetrizing all functions.

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

Herschel5131

From:
Charles Babbage
To:
Sir John Herschel
Date:
[12 May 1817]
Source of text:
RS:HS 2.80
Summary:

Has been to Cambridge. Regarding JH's paper dealing with notation. Has been working on his history of functions.

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

Herschel5133

From:
Charles Babbage
To:
Sir John Herschel
Date:
[28 May 1817]
Source of text:
RS:HS 2.82
Summary:

Come on Friday to meet E. F. Bromhead and discuss notation.

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

Herschel5135

From:
Charles Babbage
To:
Sir John Herschel
Date:
[6 August 1817]
Source of text:
RS:HS 2.84
Summary:

Is glad to hear he will be visiting Torquay. Regarding mathematical functions.

Contributor:
John Herschel Project

Herschel5136

From:
Charles Babbage
To:
Sir John Herschel
Date:
1817-8-18 or later
Source of text:
RS:HS 2.85
Summary:

Regarding the calculus of derivations.

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

Herschel5138

From:
Charles Babbage
To:
Sir John Herschel
Date:
[22 October 1817]
Source of text:
RS:HS 2.87
Summary:

Hopes to visit him in a few days. Regarding the calculus of derivations. Periodic functions. Is taking up mineralogy.

Contributor:
John Herschel Project

Herschel5139

From:
Charles Babbage
To:
Sir John Herschel
Date:
[11 November 1817]
Source of text:
RS:HS 2.88
Summary:

Regarding mathematical examples for their forthcoming book. Is taking up chemistry again. Comments on a paper dealing with functional equations by W. G. Horner.

Contributor:
John Herschel Project

Herschel5140

From:
Sir John Herschel
To:
Charles Babbage
Date:
[24 November 1817]
Source of text:
RS:HS 2.89 (C: RS:HS 20.51)
Summary:

Regarding W. G. Horner's paper. Printing of their book. Is preparing a paper to submit to the R.S.L. on a mathematical subject. Will be in town shortly and will visit his laboratory. Has received more sheets of [John?] Spence's essays.

Contributor:
John Herschel Project
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