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OF

GEOMETRY

AND

CONIC SECTION S.

BY ELIAS LOOMIS, LL.D.,

PROFESSOR OF MATHEMATICS AND NATURAL PHILOSOPHY IN THE UNIVERSITY OF THE CITY

OF NEW YORK, AND AUTHOR OF A “COURSE OF MATHEMATICS.”

NINTH EDITION.

NEW YORK:

HARPER & BROTHERS, PUBLISHERS,

329 & 331 PEARL STREET,

(FRANKLIN SQ:U A R E.)

1857.

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