Trigonometry: Plane and Spherical; with the Construction and Application of Logarithms. By Thomas Simpson, F.R.S.F. Wingrave, successor to Mr. Nourse, 1799 - 79 sider |
Inni boken
Resultat 1-3 av 3
Side 23
... Great - circle of a sphere is a section of the sphere by a plane paffing rhro ' the center . 2. The axis of a great ... circles . 4. A fpherical triangle is a part of the furface of the fphere included by the arches of three great ...
... Great - circle of a sphere is a section of the sphere by a plane paffing rhro ' the center . 2. The axis of a great ... circles . 4. A fpherical triangle is a part of the furface of the fphere included by the arches of three great ...
Side 24
... great- circles , paffing through the pole of a given circle , cut that circle at right - angles ; because they pafs through , or coincide with the axis , which is per- pendicular to it . i .. C B E A 3. It follows more- over , that the ...
... great- circles , paffing through the pole of a given circle , cut that circle at right - angles ; because they pafs through , or coincide with the axis , which is per- pendicular to it . i .. C B E A 3. It follows more- over , that the ...
Side 25
... great - circles of the sphere interfecting each other in the diameter AL , making K making an angle DOE , measured by the arch ED Spherical Trigonometry . 25.
... great - circles of the sphere interfecting each other in the diameter AL , making K making an angle DOE , measured by the arch ED Spherical Trigonometry . 25.
Vanlige uttrykk og setninger
5th rem AB by Theor AC by Theor AC-BC AC+BC adjacent angle alfo alfo known alfo let alſo arch bafe baſe becauſe bifecting cafe chord circle co-f co-fecant co-fine AC co-tangent of half common logarithm confequently COROL COROLLARY diameter dius equal to half excefs fame fecant fecond feries fhall fides AC fince fines firft firſt fpherical triangle ABC fquare fubtracted fupplement fuppofed garithms gles great-circles half the difference half the fum half the vertical Hence hyperbolic logarithm hypothenufe interfect laft leffer leg BC likewife LUKE HANSARD moreover oppofite angle pendicular perpendicular plane triangle ABC progreffion PROP propofed proportion radius reafon refpectively right-angled spherical triangle right-line ſhall ſphere tang tangent of half THEOREM theſe thofe Trigonometry verfed vertical angle whence whofe