Trigonometry, Plane and Spherical;: With the Construction and Application of LogarithmsJ. Nourse, bookseller in ordinary to his Majesty., 1765 - 79 sider |
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Resultat 1-5 av 13
Side 5
... greater than 90 ° , is equal to the fine of another arch AB as much below 90 ° ; and that , its co - fine Cf , tangent Ag , and fecant Cg , are alfo respectively equal to the co - fine , tangent , and fe- cant of its fupplement AB ; but ...
... greater than 90 ° , is equal to the fine of another arch AB as much below 90 ° ; and that , its co - fine Cf , tangent Ag , and fecant Cg , are alfo respectively equal to the co - fine , tangent , and fe- cant of its fupplement AB ; but ...
Side 9
... greater ( AC ) , fo is radius to the tangent of an angle ( AbC , fee Theor . 2. ) And as radius to the tangent of the excess of this angle above 45 ° , fo is the tangent of half the fum of the required angles to the tangent of half ...
... greater ( AC ) , fo is radius to the tangent of an angle ( AbC , fee Theor . 2. ) And as radius to the tangent of the excess of this angle above 45 ° , fo is the tangent of half the fum of the required angles to the tangent of half ...
Side 16
... greater number of decimals be taken ; by which means you will get the chord of part of the femi - periphery to what accuracy you pleafe : then , by proceed- ing as above ( for finding the fine of 15 ′ ) , the fine of 1 minute will alfo ...
... greater number of decimals be taken ; by which means you will get the chord of part of the femi - periphery to what accuracy you pleafe : then , by proceed- ing as above ( for finding the fine of 15 ′ ) , the fine of 1 minute will alfo ...
Side 18
... greater degree of accuracy be infifted on , and you would have a table carried on to 7 or 8 places , each number ( which is fufficient to give the value of an angle to feconds , and even to thirds , in moft cafes ) , then the operation ...
... greater degree of accuracy be infifted on , and you would have a table carried on to 7 or 8 places , each number ( which is fufficient to give the value of an angle to feconds , and even to thirds , in moft cafes ) , then the operation ...
Side 19
... greater extreme itself , and therefore will be of ufe in proving the operation . But to illuftrate the matter more clearly , let it be proposed to find the fines of all the in- termediate arches between 3 ° 00 ' and and 3 ° 45 ′ to ...
... greater extreme itself , and therefore will be of ufe in proving the operation . But to illuftrate the matter more clearly , let it be proposed to find the fines of all the in- termediate arches between 3 ° 00 ' and and 3 ° 45 ′ to ...
Andre utgaver - Vis alle
Trigonometry, Plane and Spherical: With the Construction and Application of ... Thomas Simpson Uten tilgangsbegrensning - 1748 |
Trigonometry, Plane and Spherical: With the Construction and Application of ... Thomas Simpson Uten tilgangsbegrensning - 1765 |
Trigonometry, Plane and Spherical: With the Construction and Application of ... Thomas Simpson Uten tilgangsbegrensning - 1765 |
Vanlige uttrykk og setninger
4th rem AC by Theor AC-BC AD² adjacent angles AE² alſo known arch baſe becauſe bifecting cafe chord circle co-fecant co-fine AC co-tangent of half common logarithm confequently COROL COROLLARY defcribed diameter dius E. D. PROP equal to half excefs exceſs faid fame fecant fecond feries fhall fides AC fince fines firft firſt fpherical triangle ABC fquare fubtracted fupplement fuppofed garithms gent of half given gles great-circles half the bafe half the difference half the fum half the vertical Hence hyperbolic logarithm hypothenufe interfect itſelf laft leffer leg BC likewife moreover pendicular perpendicular plane triangle ABC progreffion propofed proportion radius refpectively right-angled Spherical triangle right-line ſhall ſphere ſpherical tang tangent of half THEOREM thofe thoſe Trigonometry verfed vertical angle whence whofe