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Information × Registration Number 0210U007760, 0107U006238 , R & D reports Title The second order surfaces constructing using the Earth's gravity and magnetic field measurements popup.stage_title Head Sogor Andrij, Registration Date 08-12-2010 Organization Lviv Polytechnic National University popup.description2 Research object: gravity and Earth's magnetic field. Objective - Construction of mathematical models of the Earth based on its gravity and magnetic field. Research methods - Methods of approximation of functions Legendre polynomials, Chebyshev, Fourier series, the method of least squares. Expected results of research: Options and targeting elements of the Earth reference ellipsoid; formulas and parameters of normal gravity according to the gravitational and magnetic fields. Keywords: approximation, time series, the power polynomials, Legendre polynomials, Chebyshev, Fourier series, referentsna surface magnetic field of the Earth. Product Description popup.authors Согор Андрій Романович popup.nrat_date 2020-04-02 Close