Spherical trigonometryJ. Noon, 1736 |
Dentro del libro
Resultados 1-5 de 84
Página viii
... Place at any time by the Tables 221 224 Prob . 2. To find the Latitude of any Place Prob 3. To find the Sun's Greatest Declination 225 Prob . 4. To find the Sun's Prefent Declination 226 Prob . 5. To find the Sun's Right Afcenfion 227 ...
... Place at any time by the Tables 221 224 Prob . 2. To find the Latitude of any Place Prob 3. To find the Sun's Greatest Declination 225 Prob . 4. To find the Sun's Prefent Declination 226 Prob . 5. To find the Sun's Right Afcenfion 227 ...
Página ix
... Place thereof in the Ecliptic 259 Prob . 30. To find the Cufp of the Afcendant , or Horoscope 260 Prob . 31. To find the Parallactic Angle ibid . Prob . 32. To find the Cofmical Rifing of a Star , 261 & c . Prob . 33. To find the Time ...
... Place thereof in the Ecliptic 259 Prob . 30. To find the Cufp of the Afcendant , or Horoscope 260 Prob . 31. To find the Parallactic Angle ibid . Prob . 32. To find the Cofmical Rifing of a Star , 261 & c . Prob . 33. To find the Time ...
Página x
... Places of the Sun , Moon , Planets , and remarkable fixed Stars in their proper Houses Chap . III . 284 The ... Places under the Equator 295 Prob . 3. To find the Distance and Bearing of two Places on the fame Parallel of Latitude ibid ...
... Places of the Sun , Moon , Planets , and remarkable fixed Stars in their proper Houses Chap . III . 284 The ... Places under the Equator 295 Prob . 3. To find the Distance and Bearing of two Places on the fame Parallel of Latitude ibid ...
Página xi
... Places differing both in Latitude and Longitude 299 Prob . 6. To Places lying one in South Latitude , the other in North Latitude , to find their Difference of Longi- tude and Pofition from each other 30r Chap . IV . The Application of ...
... Places differing both in Latitude and Longitude 299 Prob . 6. To Places lying one in South Latitude , the other in North Latitude , to find their Difference of Longi- tude and Pofition from each other 30r Chap . IV . The Application of ...
Página 5
... Places , is the Arch of a Great Circle paffing thro ' both . XXIV . The Poles of the Globe or Sphere , are the two Points of the Surface which make the Extremi- ties of its Axis ; each of which is 90 Degrees Distance from the Middle ...
... Places , is the Arch of a Great Circle paffing thro ' both . XXIV . The Poles of the Globe or Sphere , are the two Points of the Surface which make the Extremi- ties of its Axis ; each of which is 90 Degrees Distance from the Middle ...
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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.