Search: Herschel, John in author 
1810-1819 in date 
Sorted by:

Showing 4160 of 137 items

From:
Sir John Herschel
To:
Charles Babbage
Date:
1] July [1812
Source of text:
RS:HS 2.2 (C: 20.1)
Summary:

Answer to CB's equation. Bring something to discuss at the forthcoming meeting of the Analytical Society.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[14 August 1812]
Source of text:
RS:HS 2.4 (C: RS:HS 20.2)
Summary:

Further comment on the calculus equation sent by CB.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[1812]
Source of text:
RS:HS 20.3
Summary:

Sends on part of letter for CB to complete and forward.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[1812-8]
Source of text:
RS:HS 20.4
Summary:

About the mathematical formulation for the summation of any series.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[8 February 1813]
Source of text:
RS:HS 2.6 (C: RS:HS 20.5)
Summary:

Regarding the equations in his memoir on the series of tangents. Queries about the Analytical Society.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[25 February 1813]
Source of text:
RS:HS 2.8 (C: RS:HS 20.6)
Summary:

Further equations discussed. Has purchased more books. Regarding the printing of the memoir. [Letter continued on 1813-3-2.]

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[4 May 1813]
Source of text:
RS:HS 2.11 (C: RS:HS 20.8)
Summary:

Regarding his memoir: would like to see part of CB's notes.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[27 June 1813]
Source of text:
RS:HS 2.14 (C: RS:HS 20.9)
Summary:

Further regarding theorems recently discussed. Regarding the preface for JH's and CB's Memoirs of the Analytical Society.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[25 July 1813]
Source of text:
RS:HS 2.16 (C: RS:HS 20.10)
Summary:

Regarding his new researches into the theory of determining functions from given conditions. The printing of his memoir is proceeding slowly.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[16 August 1813]
Source of text:
RS:HS 2.17 (C: RS:HS 20.11)
Summary:

Has been to London and procured the books mentioned by CB. Mentions differential equations of P. S. Laplace. Regarding some of CB's theorems. Problem of law of chance. Printing of his memoir.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[1813-9]
Source of text:
RS:HS 20.12
Summary:

Sends a number of theorems and integrals.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[13] October 1813
Source of text:
RS:HS 2.19 (C: RS:HS 20.13)
Summary:

Would like to see him as soon as possible so they can prepare the preface of their memoir for the printer.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
1813-9-24 or later
Source of text:
RS:HS 20.14
Summary:

Orders equipment from London through CB.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[12 January 1814]
Source of text:
RS:HS 2.20 (C: RS:HS 20.15)
Summary:

Has had the bill for the printing of their memoir. Ways of raising money to pay for the printing. Comments on one of CB's equations. Will be entering Lincoln's Inn in a week's time.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[26 January 1814]
Source of text:
RS:HS 2.22 (C: RS:HS 20.16)
Summary:

Is sending chemicals. Regarding Humphry Davy's experiments with azotane. Davy's paper on iodine.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[4 August 1814]
Source of text:
RS:HS 2.26 (C: RS:HS 20.17)
Summary:

Comments on the equation sent by CB. Has been experimenting with potassium.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[7 August 1814]
Source of text:
RS:HS 2.28 (C: RS:HS 20.18)
Summary:

Regarding CB's marriage. Possibility of a suitable situation for him.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[25 October 1814]
Source of text:
RS:HS 2.31 (C: RS:HS 20.20)
Summary:

Praising CB's functional equations. How to become an F.R.S. Conditions at Slough. Hears that he is coming to live in London.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
1814-11
Source of text:
RS:HS 2.33 (C: RS:HS 20.21)
Summary:

Has executed all of CB's commissions. Hopes to meet Charles Shadwell when in town. Is in the throes of exams. Thinking of taking up mathematics. Relates further chemical experiments.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[16 February 1815]
Source of text:
RS:HS 2.36 (C: RS:HS 20.22)
Summary:

Regarding CB's theory of the atmosphere of the sun, planets, and stars.

Contributor:
John Herschel Project