Estimate of the remainder of a cubature formula for a hypersphere
Matematičeskie zametki, Tome 6 (1969) no. 5, pp. 627-632
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An estimate is given for the remainder term of a cubature formula of special type for calculating an integral over an $n$-dimensional sphere. The algebraic degree of precision of the formula is the highest among formulas of this type and is equal to $4p-1$. Appearing in the estimate is an upper bound of the absolute values of all the partial derivatives of the integrand function of order $4p$ in the domain of integration.