ϕ 4

A 1

A 2

A 3

A 4

A 1

0.0000

−3.8627

−1.4907

0.1565

0.8112

0.0000

0.7483

0.8261

A 3

0.3130

−3.5635

0.0000

0.3500

A 4

−0.7454

−3.9340

−1.6667

0.0000