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

- 32 As [r

1,r

2,s

1,s

2,tj has to be normalized with the norm 1, ^r

1,r

2,s

i ,s

2J must also be normalized with the same norm. That is why the determinants are to be built up from normalized V(r,s) functions. The most general form of these yCr,s> functions is the following: yCr

, s) = yy + Cr

+ ifj_Cr)ß , CS) where and ^ Cr) have to satisfy the J |y/*Cr)y

+Cr) + y/*Cr)v_Cr)J d

3r = 1 C61 CO condition, a and ß are the basic spin-functions forming an orthonormal function-system. In the spinor representation given by Pauli vőThe V

+Cr) and y_Cr) functions of (4a) are usually unknown. In order to reduce the number of the unknown functions in (4a) the y/Cr,s) ones are frequently written in the following forms that are less general and flexible than the form of V*?,s>i

n (5):