Elements of Plane and Spherical Trigonometry: With Their Applications to Heights and Distances Projections of the Sphere, Dialling, Astronomy, the Solution of Equations, and Geodesic OperationsBaldwin, Cradock, and Joy, 1816 - 244 páginas |
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Página vii
... natural and obvious : in truth , so much so , that a student no sooner attains a compe- tent acquaintance with the manner of conducting his in- vestigation , than he will be enabled to develope prac- tical theorems nearly as fast as he ...
... natural and obvious : in truth , so much so , that a student no sooner attains a compe- tent acquaintance with the manner of conducting his in- vestigation , than he will be enabled to develope prac- tical theorems nearly as fast as he ...
Página 3
... natural sines . PLANE TRIGONOMETRY . 6. Plane trigonometry is that branch of mathematics , by which we learn how to determine or compute three of the six parts of a plane , or rectilinear triangle , from the other three ; when that is ...
... natural sines . PLANE TRIGONOMETRY . 6. Plane trigonometry is that branch of mathematics , by which we learn how to determine or compute three of the six parts of a plane , or rectilinear triangle , from the other three ; when that is ...
Página 8
... right hand pages are called logarithmic sines , tangents , & c . The numbers of which these are the logarithms , and which are arranged on the left hand pages , are called natural sines , tangents , & 8 Plane Trigonometry .
... right hand pages are called logarithmic sines , tangents , & c . The numbers of which these are the logarithms , and which are arranged on the left hand pages , are called natural sines , tangents , & 8 Plane Trigonometry .
Página 9
... natural sines , tangents , & c . In the small pocket tables these are usually omitted , and the logarithmic alone retained , as the most useful and expe- ditious in operation . Of the various trigonometrical tables which have been ...
... natural sines , tangents , & c . In the small pocket tables these are usually omitted , and the logarithmic alone retained , as the most useful and expe- ditious in operation . Of the various trigonometrical tables which have been ...
Página 21
... some are useful in the solutions of plane triangles , and will find their applications in the next chapter ; others are useful in the construction of tables of natural sinės , tangents General Properties of Lines and Angles . 21.
... some are useful in the solutions of plane triangles , and will find their applications in the next chapter ; others are useful in the construction of tables of natural sinės , tangents General Properties of Lines and Angles . 21.
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Términos y frases comunes
altitude angled spherical triangle azimuth base becomes bisect centre chap chord circle circle of latitude computation consequently cos² cosec cosine cotangent declination deduced determine dial diameter difference distance draw earth ecliptic equa equal equation Example find the rest formulæ given side h cos h half Hence horizon hour angle hypoth hypothenuse intersecting latitude logarithmic longitude measured meridian obliq oblique opposite angle parallel perpendicular plane angles plane triangle pole problem prop quadrant radius right angled spherical right angled triangle right ascension right line sec² secant sin A sin sin² sine solid angle sphere spherical excess spherical trigonometry star substyle sun's supposed surface tan² tangent theorem three angles three sides tion triangle ABC values versed sine versin vertical angle whence zenith