​
γ
5
ρ
-0.9975
1
2
3
4
5
z
-5
0
5
10
15
20

γ
2
-z
2
z
, tan(z), -cot(z)
0.2
0.4
0.6
0.8
1.0
1.2
x
a
-1.0
-0.5
0.5
1.0
Ψ — unnormalized