The Theory and Practice of Surveying: Containing All the Instructions Requisite for the Skilful Practice of this ArtEvert Duyckinck, 1814 - 508 σελίδες |
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Σελίδα
... Method 232 Pennsylvania Method 244 4. Of Off - sets 5. Method of surveying by Intersections Mean Refraction 174 Sun's Parallax 250 Dip of the Horizon 175 Dip for Dif . Dist of land 257 Semidiameter of the Sun ibid . 6. Changing the ...
... Method 232 Pennsylvania Method 244 4. Of Off - sets 5. Method of surveying by Intersections Mean Refraction 174 Sun's Parallax 250 Dip of the Horizon 175 Dip for Dif . Dist of land 257 Semidiameter of the Sun ibid . 6. Changing the ...
Σελίδα 15
... ? Ans . 6.56+ SECTION II . INVOLUTION AND EVOLUTION . INVOLUTION is the method of raising any num- her , considered as the root , to any required power , Any number , whether given , or assumed at pleasure DECIMAL FRACTIONS . 15.
... ? Ans . 6.56+ SECTION II . INVOLUTION AND EVOLUTION . INVOLUTION is the method of raising any num- her , considered as the root , to any required power , Any number , whether given , or assumed at pleasure DECIMAL FRACTIONS . 15.
Σελίδα 16
... method of involution is plainly exhibited . Required the fifth power of 8 the root , or first first multiply by 8 } = 8 then multiply the product 64 = by 8 & c . 512 8 4096 = power . square , or [ second power . 83 = cube , or [ third ...
... method of involution is plainly exhibited . Required the fifth power of 8 the root , or first first multiply by 8 } = 8 then multiply the product 64 = by 8 & c . 512 8 4096 = power . square , or [ second power . 83 = cube , or [ third ...
Σελίδα 17
... method of extracting any re- quired root from any given power . Any number may be considered as a power of some other number ; and the required root of any given power is that number , which , being multi- plied into itself a particular ...
... method of extracting any re- quired root from any given power . Any number may be considered as a power of some other number ; and the required root of any given power is that number , which , being multi- plied into itself a particular ...
Σελίδα 29
... For the arrangement of Logarithms in a Table , the method of finding the Logarithm of any natural number , and of finding the natural number corres- ponding to any given Logarithm , therein : likewise for OF LOGARITHMS . 29.
... For the arrangement of Logarithms in a Table , the method of finding the Logarithm of any natural number , and of finding the natural number corres- ponding to any given Logarithm , therein : likewise for OF LOGARITHMS . 29.
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acres altitude Answer arch base bearing blank line centre chains and links circle circle of latitude circumferentor Co-sec Co-tang column compasses contained decimal Dep Lat Dep difference Dist divided divisions draw east Ecliptic edge EXAMPLE feet field-book figures fore four-pole chains geometrical series given number half the sum Horizon glass hypothenuse inches instrument Lat Dep Lat latitude length logarithm measure meridian distance multiplied Natural Co-sines natural sine Nonius number of degrees object observed off-sets opposite parallelogram perches perpendicular plane pole pole star PROB proportion protractor Quadrant quotient radius right angles right line scale of equal SCHOLIUM screw Secant sect semicircle Sextant side sights square root station stationary distance subtracted survey taken Tang tangent theo theodolite trapezium triangle ABC trigonometry vane versed sine vulgar fraction