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Description

Babbage (Charles) The Influence of Signs in Mathematical Reasoning, extract from 'the Transactions of the Cambridge Philosophical Society', presentation inscription 'To Prof. Davies from the author' to head of title, occasional scattered spotting, title a lightly soiled along lower and fore-edge, trimmed at head, touching inscription, contemporary wrappers, spine chipped and repaired, covers creased, fore-edge chipped, small portion of loss to lower cover, 4to, Cambridge, 1826.

⁂ Rare presentation copy of this important work by Babbage in which he argued for the use of symbols in mathematical reasoning.

Thomas Stevenson Davies (1794-1851), secretary of the Royal Astronomical Society.

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