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 1-5 av 7
Side 3
... divided into fome affigned number of equal parts . 2. The periphery of every circle is fuppofed to be divided into 360 equal parts , called degrees ; and each degree into 60 equal parts , called mi- nutes ; and each minute into 60 equal ...
... divided into fome affigned number of equal parts . 2. The periphery of every circle is fuppofed to be divided into 360 equal parts , called degrees ; and each degree into 60 equal parts , called mi- nutes ; and each minute into 60 equal ...
Side 5
... divided into 10000 , or more , decimal parts . By the help of this table , and the doctrine of fimilar triangles , the whole bufinefs of trigonometry is performed ; which I fhall now proceed to fhew . But , firft of all , it will be ...
... divided into 10000 , or more , decimal parts . By the help of this table , and the doctrine of fimilar triangles , the whole bufinefs of trigonometry is performed ; which I fhall now proceed to fhew . But , firft of all , it will be ...
Side 31
... divided in D , fo that CD may be half the dif- ference , and AD O L D B H F GA half the fum , of AB and AC : let the radii OD and OC be drawn , and alfo the chord CB , meeting OE in E and OA ( produced ) in P ; draw ES paral- lel to AO ...
... divided in D , fo that CD may be half the dif- ference , and AD O L D B H F GA half the fum , of AB and AC : let the radii OD and OC be drawn , and alfo the chord CB , meeting OE in E and OA ( produced ) in P ; draw ES paral- lel to AO ...
Side 38
... to the index of the quotient of one of them divided by the other . Thus 5-3 is the index of or a . Which is only a3 the converfe of the preceding article , 3. That , A 3. That , the product of the index of 38 The Nature and.
... to the index of the quotient of one of them divided by the other . Thus 5-3 is the index of or a . Which is only a3 the converfe of the preceding article , 3. That , A 3. That , the product of the index of 38 The Nature and.
Side 44
... divided by the numbers , 1 , 3 , 5 , 7 , 9 , & c . and the feveral quo- tients added together , ( fee the general feries ) we fhall have 346573590 & c . whofe double , being , 693147180 & c . is the hyperbolical logarithm of the number ...
... divided by the numbers , 1 , 3 , 5 , 7 , 9 , & c . and the feveral quo- tients added together , ( fee the general feries ) we fhall have 346573590 & c . whofe double , being , 693147180 & c . is the hyperbolical logarithm of the number ...
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