A Popular Exposition of the System of the Universe: With Plates and Tables, Volume 1 |
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A Popular Exposition of the System of the Universe: With Plates and Tables Ferdinand Rudolph Hassler No preview available - 2015 |
Common terms and phrases
accuracy apparent diameter apparent magnitude appearances applied astronomy atmosphere attraction axis becomes calculation called celestial bodies centre CHAPTER circle combination comets cone consequence considered corresponding cos² cosec cosine course deduced denominator density determined deviation direction earth ecliptic effect elements elevation equal equator evidently expressed fixed stars formulæ furnish give given gravity greater greatest hemisphere horizon inclination inferior planets influence inverse Jupiter latitude laws light logarithms longitude magnitude mass means Mercury meridian moon moon's motion nature nodes observations obtain opposite parallax pass perpendicular phenomena phenomenon planets pole position present principles problem proportion proximity quantity radius relation revolution right angles rotation satellites Saturn seen side sin b sin sin² sin³ sine solar eclipse solar system sphere Spherical Trigonometry subtends surface TABLE take place tan² tangent tion Transformation trigonometric functions Uranus variation velocity Venus
Popular passages
Page 4 - In conformity to the act of Congress of the United States. entitled, " an act for the encouragement of learning, by securing the copies of maps, charts, and books, to the authors and proprietors of such copies, during the time therein mentioned." And also to an act, entitled, " an act, supplementary to an act, entitled, an act for the encouragement of learning, by securing the copies of maps, charts, and books, to the authors and proprietors of such copies, during the times therein mentioned...
Page 86 - The square of the hypothenuse is equal to the sum of the squares of the other two sides ; as, 5033 402+302.
Page 4 - BBOWN, of the said district, hath deposited in this office the title of a book, the right whereof he claims as author, in the words following, to wit : " Sertorius : or, the Roman Patriot.
Page 127 - In like manner, we have, cos B . sin c = cos b . sin A— sin B . cos c . cos a. Exterminating cos b from these, there results cos A = cos a . sin B sin c —cos B . cos c.
Page 74 - The sine of an angle is equal to the sine of its supplement. The sine rule Consider fig.
Page 188 - Congress of the United States, entitled "an act for the encouragement of learning, by securing the copies of maps, charts, and books, to the authors and proprietors of such copies, during the time therein mentioned." And also to an act entitled "an act supplementary to an act entitled an act for the encouragement of learning, by securing the copies of maps, charts, and books, to the authors and proprietors of such copies, during the times therein mentioned, and extending the benefits thereof to the...
Page 108 - In spherical triangles, whether right angled or oblique angled, the sines of the sides are proportional to the sines of the angles opposite to them.
Page 77 - Given two sides and the included angle, to find the third side and the remaining angles.
Page 137 - Having two angles, and a side opposite to one of them-, to find the third angle.
Page 116 - Spherical Triangle, and a Side Opposite to one of them ; to find the Side Opposite to the other.