Elements of Geometry and Trigonometry: From the Works of A. M. Legendre |
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Page 7
... LOGARITHMS , is a a table by means of which we can find the logarithm corresponding to any num- ber , or the number corresponding to any logarithm . In the table appended , the complete logarithm is give for all numbers from 1 up to 100 ...
... LOGARITHMS , is a a table by means of which we can find the logarithm corresponding to any num- ber , or the number corresponding to any logarithm . In the table appended , the complete logarithm is give for all numbers from 1 up to 100 ...
Page 8
... find the logarithm of a number less than 100 . 10. Look on the first page , in the column headed " N , " for the given number ; the number opposite is the logarithm required . Thus , log 67 = 1.826075 . 2 ° . To find the logarithm of a ...
... find the logarithm of a number less than 100 . 10. Look on the first page , in the column headed " N , " for the given number ; the number opposite is the logarithm required . Thus , log 67 = 1.826075 . 2 ° . To find the logarithm of a ...
Page 9
From the Works of A. M. Legendre Adrien Marie Legendre. 3 To find the logarithm of a number greater than 10,000 . 12. Find the characteristic by the first rule of Art . 4 . To find the mantissa , place a decimal point after the fourth ...
From the Works of A. M. Legendre Adrien Marie Legendre. 3 To find the logarithm of a number greater than 10,000 . 12. Find the characteristic by the first rule of Art . 4 . To find the mantissa , place a decimal point after the fourth ...
Page 10
... logarithm of 6728.87 is found by adding 57 to 827886. The principle employed is , that the differences of numbers are proportional to the differences of their logarithms , when these differences are small . 4 ° . To find the logarithm ...
... logarithm of 6728.87 is found by adding 57 to 827886. The principle employed is , that the differences of numbers are proportional to the differences of their logarithms , when these differences are small . 4 ° . To find the logarithm ...
Page 11
... logarithm 5.233568 . The next less mantissa in the table is 233504 ; the cor- responding number is 1712 ... Find the logarithms of the factors , and take their sum ; then find the ... log 23.14 TRIGONOMETRY . 11 Multiplication by Logarithms,
... logarithm 5.233568 . The next less mantissa in the table is 233504 ; the cor- responding number is 1712 ... Find the logarithms of the factors , and take their sum ; then find the ... log 23.14 TRIGONOMETRY . 11 Multiplication by Logarithms,
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AB² ABCD altitude apothem Applying logarithms centre chord circle circumference cone consequently convex surface cosec Cosine Cotang cylinder demonstrated in Book denote diameter distance divided draw edges Equation feet find the area Find the logarithmic following RULE frustum given angle greater hence homologous hypothenuse included angle inscribed intersection less Let ABC linear units log cot log sin lower base lune mantissa multiplied number of sides opposite parallel parallelogram parallelopipedon perpendicular plane MN polar triangle polyedral angle polyedron principle demonstrated prism proportional PROPOSITION proved pyramid quadrant radii radius rectangle regular polygon right angles right-angled triangle Scholium segment similar six right slant height solution sphere spherical angle spherical excess spherical polygon spherical triangle square straight line subtracting Tang tangent THEOREM triangle ABC triangular prism upper base vertex volume whence write the following