Elements of Plane and Spherical Trigonometry: With Their Applications to Heights and Distances Projections of the Sphere, Dialling, Astronomy, the Solution of Equations, and Geodesic OperationsBaldwin, Cradock, and Joy, 1816 - 244 páginas |
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Página 1
With Their Applications to Heights and Distances Projections of the Sphere, Dialling, Astronomy, the Solution of Equations, and Geodesic Operations Olinthus Gregory. TRIGONOMETRY . CHAPTER I. Preliminary ... sphere . Hence mathemati-
With Their Applications to Heights and Distances Projections of the Sphere, Dialling, Astronomy, the Solution of Equations, and Geodesic Operations Olinthus Gregory. TRIGONOMETRY . CHAPTER I. Preliminary ... sphere . Hence mathemati-
Página 2
... sphere , by the inter- sections of three planes , which also meet in the centre of that sphere , to determine the other three , when pos- sible . The resolution of the first of these general problems appertains to plane or rectilinear ...
... sphere , by the inter- sections of three planes , which also meet in the centre of that sphere , to determine the other three , when pos- sible . The resolution of the first of these general problems appertains to plane or rectilinear ...
Página 63
With Their Applications to Heights and Distances Projections of the Sphere, Dialling, Astronomy, the Solution of Equations, and Geodesic Operations Olinthus Gregory. the reduction from the sloping to the horizontal line , may , in common ...
With Their Applications to Heights and Distances Projections of the Sphere, Dialling, Astronomy, the Solution of Equations, and Geodesic Operations Olinthus Gregory. the reduction from the sloping to the horizontal line , may , in common ...
Página 73
... sphere . B E T Let c , in the marginal diagram , be the centre of the earth , the circle BTG a vertical sec- tion passing through the centre , AB the height of the Pike of Teneriffe , and AT the tangential line drawn to the visible ...
... sphere . B E T Let c , in the marginal diagram , be the centre of the earth , the circle BTG a vertical sec- tion passing through the centre , AB the height of the Pike of Teneriffe , and AT the tangential line drawn to the visible ...
Página 79
... sphere , in- tersect the surface of that sphere in portions of great circles which form a spherical triangle ABC . Thus also is constituted the spherical pyramid or tetraedron which has for its base the triangle ABC , and for its vertex ...
... sphere , in- tersect the surface of that sphere in portions of great circles which form a spherical triangle ABC . Thus also is constituted the spherical pyramid or tetraedron which has for its base the triangle ABC , and for its vertex ...
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Términos y frases comunes
altitude angled spherical triangle azimuth base becomes bisect centre chap chord circle circle of latitude computation consequently cos² cosec cosine cotangent declination deduced determine dial diameter difference distance draw earth ecliptic equa equal equation Example find the rest formulæ given side h cos h half Hence horizon hour angle hypoth hypothenuse intersecting latitude logarithmic longitude measured meridian obliq oblique opposite angle parallel perpendicular plane angles plane triangle pole problem prop quadrant radius right angled spherical right angled triangle right ascension right line sec² secant sin A sin sin² sine solid angle sphere spherical excess spherical trigonometry star substyle sun's supposed surface tan² tangent theorem three angles three sides tion triangle ABC values versed sine versin vertical angle whence zenith