An Introduction Tobthe Theory and Practice of Plane and Spherical Trigonometry, and the Stereographic Projection of the Sphere: Including the Theory of Navigation; Comprehending a Variety of Rules, Fo - Hardcover
Synopsis
Excerpt from An Introduction Tobthe Theory and Practice of Plane and Spherical Trigonometry, and the Stereographic Projection of the Sphere<br/><br/>The demonstrations are frequently founded on principl strictly Geometrical, especially where those principles can rendered very plain and perspicuous by the assistance of simp diagrams; and, sometimes the process of demonstration conducted by algebraical signs, particularly where the metrical method would require a complicated figure, or a lo and tedious process....
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