 | Mathematics - 1975 - 1182 pages
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 | Howard Whitley Eves - Mathematics - 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 adjacent parts. (a)... | |
 | Mathematics - 1984 - 650 pages
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 | Science - 1977 - 792 pages
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I. The sine of the middle part is equal to the product of the tangents of the adjacent parts. 
