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First Part of an Elementary Treatise on Spherical Trigonometry
Excerpt from First Part of an Elementary Treatise on Spherical Trigonometry
Rules for determining whether the sides and angles of spheri cal right triangles are obtuse or acute (517)
Rules for determining whether the sides and angles of spheri cal right triangles are obtuse or acute (517)
79 pages, Paperback
Published August 24, 2018
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