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BY BENJAMIN PEIRCE, A. M.,

UNIVERSITY PROFESSOR OF MATHEMATICS AND NATURAL PHILOSOPHY IN

HARVARD UNIVERSITY.

BOSTON.

JAMES MUNROE AND COMPANY.

M DCCC XXXVI.

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Entered according to Act of Congress, in the year 1836,

By JAMES MUNROE & Co.,

In the Clerk's Office of the District Court of the District of Massachusetts.

CAMBRIDGE PRESS:

METCALF, TORRY, AND BALLOU.