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《Journal of Jiling University (Earth Science Edition)》 1987-03
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CALCULATIONS FOR THE SURFACE AREA OF THE EARTH

Yang Xuexiang  
In this paper we present some formulas for calculating the surface area of ellipsoid/and estimating errors in the calculations. For example, suppose we have the surface area of the earth S. From these formulas we obtains5.100626701 ×103sq. kmS5.100626745 × 108sq. km The main approximate formulas are
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