z^2+z+1:

(1)--------------------:

Zcc(0.1) = -1
Zcc(0)   = 0

0    - -16.0197
0.01 - -16.0301
0.02 - -16.0432
0.03 - -16.0589
0.04 - -16.0754
0.05 - -16.0983
0.06 - -16.1266
0.07 - -16.1598
0.08 - -16.1977
0.09 - -16.2378
0.1  - -16.2949

(2)--------------------:


Zcc(0.1) = 0
Zcc(0)   = -1


0    - 17.0586
0.01 - 17.0489
0.02 - 17.0153
0.03 - 16.9667
0.04 - 16.8945
0.05 - 16.8054
0.06 - 16.6974
0.07 - 16.5607
0.08 - 16.4096
0.09 - 16.2242
0.1  - 16.0256

(3)------------------------:

E = (E0/1+Alpha)*(1+Alpha*(r/r0)^Beta), Alpha = 1, Beta = 2

Zcc(0.1) = 0
Zcc(0)   = -1

0    - 17.2398
0.01 - 17.4590
0.02 - 17.4287
0.03 - 17.0871
0.04 - 17.0295
0.05 - 16.9466
0.06 - 16.8988
0.07 - 16.7548
0.08 - 16.5301
0.09 - 16.0177
0.1  - 15.8893












