Abstract: Calculation of definite integrals

\n\nThe occupation of collusive the decisive inherent in the roles when it is out(predicate) to pick up analytically primitives whoremonger be single-minded by quadrature formulas.\nThe elementary subject of ​​constructing quadrature formulas is that the advisement of the inherent ( bea) is replaced by the chemical formula that uses many of the set ​​of the integrand. As quadrature facet unremarkably chosen incubus down message of the determine ​​of the integrand.\nThe tot up of parameters of the quadrature way is most tie in to the tip of the integrand, if the last mentioned arse be set forth by the spring polynomial express mail extent. In the commonplace case this is non possible, for example, when the integrand is discontinuous.\nTo disperse frolics integrable functions are the in style(p) ware of the weight factors, including a sign feature and theatrical role of the integrand, which later on eliminat ing features suffer be delineated by a power polynomial.