 | Alfred Monroe Kenyon, Louis Ingold - Trigonometry - 1913 - 184 pages
...1. The sine of the middle part is equal to the product of the cosines of the opposite parts. BULE 2. The sine of the middle part is equal to the product of the tangents of the adjacent parts. These rules may be remembered by the alliteration of the first vowel... | |
 | George Neander Bauer, William Ellsworth Brooke - Trigonometry - 1917 - 196 pages
...follows : The sine of the middle part is equal to the product of the cosines of the opposite parts. The sine of the middle part is equal to the product of the tangents of the adjacent parts.* * To associate cosine with opposite and tangent with adjacent, it... | |
 | George Neander Bauer, William Ellsworth Brooke - Trigonometry - 1917 - 344 pages
...follows : The sine of the middle part is equal to the product of the cosines of the opposite parts. Tlie sine of the middle part is equal to the product of the tangents of the adjacent parts.* * To associate cosine with opposite, and tangent with adjacent, it... | |
 | Science - 1922 - 414 pages
...Rules: The five parts are a, b, с0 с, с0 а, с0 ß, where с0 с = c. The right angle 7 is omitted. The sine of the middle part is equal to the product of the tangents of the adjacent parts. The sine of the middle part is equal to the product of the cosines... | |
 | Smithsonian Institution - Elliptic functions - 1922 - 410 pages
...The five parts are a, b, со с, со а, со ß, where со с = с. The right angle 7 is omitted. The sine of the middle part is equal to the product of the tangents of the adjacent parts. The sine of the middle part is equal to the product of the cosines... | |
 | James Atkins Bullard, Arthur Kiernan - Trigonometry - 1922 - 252 pages
...obtained from the following rules given by Napier: In a right spherical triangle, 1. The sine of a middle part is equal to the product of the cosines of the opposite parts. 2. The sine of a middle part is equal to the product of the tangents of the adjacent... | |
 | Science - 1925 - 726 pages
...Napier's Rules: The five parts are a, b, co c, co a, co ft, where co c = c. The right angle 7 is omitted. The sine of the middle part is equal to the product of the tangents of the adjacent parts. The sine of the middle part is equal to the product of the cosines... | |
 | Andrew Wheeler Phillips, Wendell Melville Strong - Trigonometry - 1926 - 340 pages
...: I. The sine of the middle part is equal to the product of the tangents of the adjacent parts. II. The sine of the middle part is equal to the product of the cosines of the opposite parts. 84:. In the right spherical triangles considered in this work, each side is taken less... | |
 | Howard Whitley Eves - History - 1983 - 292 pages
...noncontiguous parts the opposite parts. Napier's rules may be stated as follows: 1. The sine of any middle part is equal to the product of the cosines of the two opposite parts. 2. The sine of any middle part is equal to the product of the tangents of the two... | |
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II. The sine of the middle part is equal to the product of the cosines of the opposite parts. 
