Az Egri Ho Si Minh Tanárképző Főiskola Tud. Közleményei. 1987. (Acta Academiae Paedagogicae Agriensis : Nova series ; Tom. 18/13)

Tamás Franczia: An analytical method for calculating multicentre integrals built up from GTF-S I

- 37 This integral is also equal to a sum of integrals. The general member of this sum is the following: h 4 C. c, P kq 4a. a. ip k

<» exp a,C2> a [Mj'-a* CIS) In this part of the paper we want to give a method for the beginning of the calculation of this integral. Treatment

: First let us express the exponent with the components of the Rp

a

Rq

,

ri vectors: -fo p (v^r^, (V

?i)*]—j p [(vJMv.r* (v J T It will be sufficient to investigate in details only the members of (15) depending on x. because the members depending separately on x.

, y.

,