Publisher's Synopsis
Excerpt from An Elementary Treatise on Plane and Spherical Trigonometry
OF the following work, the Treatise on Plane and Spherical Trigonometry 15 from Lacroix' s Course of Maghgmatlcs The new division of the circle being adopted in the original, a few alterations have been found necessary to adapt it to the sexagesi mal notation in use in this country. Where there has MM sion to add any thing on this account, or to supply any thing by way of illustration, it is given in the form Of a note, and the re ference is made by an obelisk, the author's being always distin guished by an asterisk.
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