From:
Augustus De Morgan
To:
Sir John Herschel
Date:
[13 September 1864]
Source of text:
RS:HS 6.374
Summary:
Regarding the antiquity of the + and - signs. Origin of quid vides.
Contributor:
John Herschel Project
Showing 1–4 of 4 items
Regarding the antiquity of the + and - signs. Origin of quid vides.
Hears that JH sits in his study with a stove. This is unhealthy for anyone with bronchial tendencies.
JH expressed himself with great precision in the old Discourses. Concerning one of the publications of the B.A.A.S.
On algebraic signs, riddles, and the state of JH's health.