Table 1 Fixed points along with associated derivatives of the ELET map.

From: A novel chaos-based approach for constructing lightweight S-Boxes

Control element (a)

Fixed point (\({x}_{i}\))

Associated derivative (\(J\))

1

 − 0.6516

 − 8.4698

0

6.2832

0.8587

 − 4.9296

2

 − 1.3980

 − 19.3443

 − 1.3219

18.0098

 − 1.1401

 − 15.1495

 − 1.0454

18.5627

 − 0.3892

 − 15.6319

0

12.5664

0.5438

6.0398

0.5706

5.6480

0.9236

 − 10.3816

1.6551

 − 8.9976

1.818

13.9040