# Lagrange interpolation polynomial in a linear space with inner product

 1Kashpur, OF, 2Khlobystov, VV1Taras Shevchenko National University of Kyiv2Institute of Mathematics of the NAS of Ukraine, Kyiv Dopov. Nac. akad. nauk Ukr. 2018, 8:12-17 https://doi.org/10.15407/dopovidi2018.08.012 Section: Mathematics Language: Ukrainian Abstract:  In a linear infinitedimensional space with inner product and in a finitedimensional Euclidean space, the accuracy of the Lagrange formula on polynomials of the corresponding degree is investigated. Keywords: accuracy on polynomials, Euclidean space, Lagrange formula, linear space
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