Search: 1820-1829::1822::10::17 in date 
letter in document-type 
No in transcription-available 
Sorted by:

Showing 12 of 2 items

From:
Sir John Herschel
To:
John Herapath
Date:
[17 October 1822]
Source of text:
RS:HS 19.47
Summary:

Heard of Herapath's new powerful geometry methods. No new views of differential calculus on Continent. Refers to those of William Spence annexed to JH's Mathematical Essays...(1819). Explains object of combinatory analysis, popular among Germans. Has not seen M. C. T. de Damoiseau's paper on lunar theory.

Contributor:
John Herschel Project
From:
William Whewell
To:
Sir John Herschel
Date:
[17 October 1822]
Source of text:
RS:HS 18.162
Summary:

Discusses regions of the Alps and sends sketch of Monte Rosa. Informs JH of a brilliant student, G. B. Airy, who is constructing a calculating machine. Condolences on the death of William Herschel.

Contributor:
John Herschel Project