Note on Professor de Morgan's paper entitled "On the early history of the signs [plus] and [minus]"
By: by R. B. Clifton.
Publisher: printed at the University Press
Published: 1865
Place of publication: Cambridge
Language: eng
Subjects: De Morgan, Augustus, -- 1806-1871.
Notes: "From the Transactions of the Cambridge Philosophical Society, vol. XI. part I" - t.p.