Spherical trigonometryJ. Noon, 1736 |
Dentro del libro
Resultados 1-5 de 69
Página xi
... North Latitude , to find their Difference of Longi- tude and Pofition from each other 30r Chap . IV . The Application of Spherical Trigonometry to Naviga- tion ; to fhew how to find the Difference of Latitude , Difference of Longitude ...
... North Latitude , to find their Difference of Longi- tude and Pofition from each other 30r Chap . IV . The Application of Spherical Trigonometry to Naviga- tion ; to fhew how to find the Difference of Latitude , Difference of Longitude ...
Página xii
... North Declining Reclining Planes to a new Latitude and Declination Prob . 9. To find the new Latitude and ... North Dial Prob . 17. To make a South or North declining Dial 347 Prob . 18. To make a direct South reclining Dial 353 Prob ...
... North Declining Reclining Planes to a new Latitude and Declination Prob . 9. To find the new Latitude and ... North Dial Prob . 17. To make a South or North declining Dial 347 Prob . 18. To make a direct South reclining Dial 353 Prob ...
Página 7
... North Pole is EFG ; the other towards the South TWV . Thefe are com- monly called the Polar Circles alfo .. XXXIX . The Almacanthars , or Parallels of Alti- tude , are fmall Circles parallel to the Horizon paffing thro ' the Degrees of ...
... North Pole is EFG ; the other towards the South TWV . Thefe are com- monly called the Polar Circles alfo .. XXXIX . The Almacanthars , or Parallels of Alti- tude , are fmall Circles parallel to the Horizon paffing thro ' the Degrees of ...
Página 8
... North or South from the Equinoctial , in Degrees and Minutes . XLIII . The Poles of the Ecliptic are two Points 23 ° 29 ′ diftant from the Poles of the World ; as G and T. XLIV . The Latitude of the Sun , Moon , and Stars , is their ...
... North or South from the Equinoctial , in Degrees and Minutes . XLIII . The Poles of the Ecliptic are two Points 23 ° 29 ′ diftant from the Poles of the World ; as G and T. XLIV . The Latitude of the Sun , Moon , and Stars , is their ...
Página 9
... North or South Points thereof ; and is reprefented by Cb , on the longest Day ; and CD , on the shortest . The Amplitude of Rifing is alfo cal- led the Amplitude Ortive , and the Amplitude of Set- ting , the Occafive Amplitude . ch the ...
... North or South Points thereof ; and is reprefented by Cb , on the longest Day ; and CD , on the shortest . The Amplitude of Rifing is alfo cal- led the Amplitude Ortive , and the Amplitude of Set- ting , the Occafive Amplitude . ch the ...
Contenido
1 | |
2 | |
19 | |
25 | |
43 | |
49 | |
55 | |
103 | |
240 | |
246 | |
252 | |
258 | |
264 | |
275 | |
281 | |
294 | |
112 | |
124 | |
131 | |
138 | |
161 | |
166 | |
200 | |
208 | |
213 | |
221 | |
234 | |
297 | |
305 | |
316 | |
322 | |
325 | |
334 | |
341 | |
347 | |
353 | |
359 | |
366 | |
Términos y frases comunes
adjacent Angle alfo Altitude Analemma Analogy Arch Azimuth Bafe Baſe becauſe BIFH Cafe Center Chords Circles of Latitude Co-fine Co-tangent Colure Complement confequently Cufp Declination defcribe Degrees Demonftration Dial Diameter Diſtance draw E. D. THEOREM Eaft Ecliptic equal Equinoctial faid fame fhall fhew find the Angle find the Hypothenufe find the Leg find the Side firft firſt folving fuch fuppofe given the Side Globe greateſt half Sum Half-Tangent Horizon Hour-Lines Houſes Interfection laft Latitude leffer lefs Longitude meaſured Meridian muſt North Numbers Oblique Circle oppofite paffeth Parallel Perpendicular Plane recline Pofition Point Pole Prime Vertical Prob PROBLEM Projection Quadrant Radius Reclining Plane Right Afcenfion Right Line Right-angled Spherical Triangles Scheme Semicircle Sine Sine of half Sphere Spherical Angle Spherical Trigonometry Sun's Tangent of half thefe theſe thofe thoſe Tropic of Capricorn Weft Wherefore whofe
Pasajes populares
Página 75 - The three angles of a spherical triangle are together greater than two right angles and less than six right angles. Let A, B, C be the angles of a spherical triangle ; let a', b', o' be the sides of the polar triangle. Then by Art. 30, a...
Página 185 - TO THEIR DIFFERENCE ; So IS THE TANGENT OF HALF THE SUM OF THE OPPOSITE ANGLES', To THE TANGENT OF HALF THEIR DIFFERENCE.
Página 186 - The cosine of half the sum of two sides of a spherical triangle is to the cosine of half their difference as the cotangent of half the included angle is to the tangent of half the sum of the other two angles.
Página 186 - The cosine of half the sum of two angles of a spherical triangle is to the cosine of half their difference as the tangent of half the included side is to the tangent of half the sum of the other two sides.
Página 186 - The sine of half the sum of two angles of a spherical triangle is 'to the sine of half their difference as the tangent of half the included side is to the tangent of half the difference of the other two sides.
Página 241 - It commences in the morning and ends in the evening, when the sun is 18° below the horizon.
Página 5 - Equinoctial (counted from the beginning of Aries) which cometh to the Meridian with the Sun or Stars, or with any portion of the Eclyptick.
Página 365 - Dialogue, adapted purpofely to the Capacities of the Youth of both Sexes ; and adorned and illuftrated with variety of Copper- Plates.
Página 75 - Side *»» is the Supplement of the Angle H, and the Angle E of the Side G D.
Página 205 - Superficies to M ; And, as two right Angles are to F, So is half the fpherical Superficies to K.