From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
[20 April 1847]
Source of text:
TCD 1493:387
Summary:
On WH's 'Hodograph' and theorems of parabolic motion and the relation between velocities, initial velocities, and time. Praises WH's son. Cape Results nearly finished. Revising book on astronomy. Plans to 'attack' quaternions. Mentions parabolic functions and Benjamin Peirce's claim that the discovery of Neptune was accidental.
Contributor:
John Herschel Project