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
Side 3
... be divided into 360 equal parts , called degrees ; and each degree into 60 equal parts , called mi- nutes ; and each minute into 60 equal parts , called feconds , or fecond minutes , & c . B 2 3. Any 1G H K B I F E 3. Any part 5095 ...
... be divided into 360 equal parts , called degrees ; and each degree into 60 equal parts , called mi- nutes ; and each minute into 60 equal parts , called feconds , or fecond minutes , & c . B 2 3. Any 1G H K B I F E 3. Any part 5095 ...
Side 5
... minute of the qua- drant , with respect to the radius ; which is fup- pofed 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 ...
... minute of the qua- drant , with respect to the radius ; which is fup- pofed 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 ...
Side 16
... minute , nearly . But if you would have the fine of 1 more ex- actly determined ( from which the fines of other ... minute will alfo be obtained to a very great degree of exactnefs . I I PROP . IV . To fhew the manner of conftructing the ...
... minute , nearly . But if you would have the fine of 1 more ex- actly determined ( from which the fines of other ... minute will alfo be obtained to a very great degree of exactnefs . I I PROP . IV . To fhew the manner of conftructing the ...
Side 17
... minute , up to 60 ° , being thus found ; thofe of above 60 ° will be had by addition only ( from Theor . 2. p . 15. ) then , the fines being all known , the tangents and fe- cants will likewife become known , by Prop . 1 . Note , If the ...
... minute , up to 60 ° , being thus found ; thofe of above 60 ° will be had by addition only ( from Theor . 2. p . 15. ) then , the fines being all known , the tangents and fe- cants will likewife become known , by Prop . 1 . Note , If the ...
Side 18
... minute . This , if you defire no more than the 4 or 5 first places of each ( which is exact enough where no- thing less than degrees and minutes is regarded ) , may be effected by barely taking the proportional parts of the differences ...
... minute . This , if you defire no more than the 4 or 5 first places of each ( which is exact enough where no- thing less than degrees and minutes is regarded ) , may be effected by barely taking the proportional parts of the differences ...
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