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 11
Side 5
... unity , and conceived to be divided into 10000 , or more , decimal parts . By the help of this table , and the doctrine of fimilar triangles , the whole business of trigonometry is performed ; which I fhall now proceed to fhew . But ...
... unity , and conceived to be divided into 10000 , or more , decimal parts . By the help of this table , and the doctrine of fimilar triangles , the whole business of trigonometry is performed ; which I fhall now proceed to fhew . But ...
Side 15
... unity ) be multiplied by twice the co - fine of the common difference , and the jing of either extreme be fubtracted from the product , the remainder will be the fine of the other extreme . 2. The fine of any arch , above 60 degrees ...
... unity ) be multiplied by twice the co - fine of the common difference , and the jing of either extreme be fubtracted from the product , the remainder will be the fine of the other extreme . 2. The fine of any arch , above 60 degrees ...
Side 16
... unity ) ; therefore , as the chords of very fmall arches are to each other nearly as the arches themselves ( vid . p . 181. ) we shall have , as ::: , 00818121 : , 008726624 , the chord of , or half a degree ; whofe half , or ...
... unity ) ; therefore , as the chords of very fmall arches are to each other nearly as the arches themselves ( vid . p . 181. ) we shall have , as ::: , 00818121 : , 008726624 , the chord of , or half a degree ; whofe half , or ...
Side 18
... two arches ( fuppofing radius unity ) , is found by adding the product of their fines to that of their co - fines ; as is hereafter demonflrated . 2o . From . 2 ° . From this excess let the first product 18 Conftruction of the Table.
... two arches ( fuppofing radius unity ) , is found by adding the product of their fines to that of their co - fines ; as is hereafter demonflrated . 2o . From . 2 ° . From this excess let the first product 18 Conftruction of the Table.
Side 38
... unity , and common ratio any given quantity a . Then it is manifeft , 1. That , the fum of the indices of any two terms of the progreffion is equal to the index of the product of those terms . Thus 2 + 3 ( 5 ) is the index of a2x a3 ...
... unity , and common ratio any given quantity a . Then it is manifeft , 1. That , the fum of the indices of any two terms of the progreffion is equal to the index of the product of those terms . Thus 2 + 3 ( 5 ) is the index of a2x a3 ...
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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