= J.l + ( X n + � ) [ 1 -( x n + � ) ] , x , J.l n�. + , �

C3 , c4 is an attracting cycle if condition 1 - ll2 + 2 ll (1 - 2 D) + 4 1 < 1 is satisfied, therefore

For the particular value of parameter D = 0 we have the logistic Eqn. ( l ). Thus, for II > 0 the function has maximum value at the point:

Image (5) has two fixed points:

x 1 . 6 Fixed points lines for second compositions x�+l = p..(X� + 8)(1 -X�)

p..