Search: Herschel, John in correspondent 
Wallace, William in correspondent 
Herschel, John in author 
1810-1819 in date 
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Herschel7814

From:
Sir John Herschel
To:
William Wallace
Date:
[23 September 1815]
Source of text:
RS:HS 20:25
Summary:

WW's elegant presentation of doctrine of limits is best basis for elementary treatise but not for extensive work, because it involves imaginary functions. Charles Babbage is making progress in theory of functional equations.

Contributor:
John Herschel Project

Herschel7815

From:
Sir John Herschel
To:
William Wallace
Date:
22] October [1817
Source of text:
RS:HS 20.50
Summary:

Invites WW and [Thomas] Leybourn to join JH for dinner while Charles Babbage is visiting JH at Slough.

Contributor:
John Herschel Project
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