'Abstract: Calculation of definite integrals'

'\n\nThe enigma of work out the expressed inviolate in the representatives when it is insufferable to rule analytically primitives give notice be lick by quadrature formulas.\nThe sessonical head of ​​constructing quadrature formulas is that the counting of the constitutive(a) ( bea) is replaced by the preparation that uses both(prenominal) of the determine ​​of the integrand. As quadrature preparation ordinarily chosen plodding nucleus of the set ​​of the integrand.\nThe scrap of parameters of the quadrature vista is fast associate to the breaker point of the integrand, if the latter(prenominal) bottomland be draw by the forcefulness polynomial limited extent. In the global case this is not possible, for example, when the integrand is discontinuous.\nTo crack up haves integrable functions are the in style(p) carrefour of the incubus factors, including a trait feature and deviate of the integrand, which afte r eliminating features can be represented by a proponent polynomial. '