1
[-inf,-inf,-inf,nan,inf,inf,inf]
[-inf,-inf,-inf,nan,inf,inf,inf]
[0,0,0,inf,inf,inf,inf]
[-inf,-inf,-inf,-inf,0,0,0]
[-inf,-inf,-inf,0,inf,inf,inf]
[-inf,-inf,-inf,0,inf,inf,inf]
2
[-inf]
[-inf]
[inf]
3
[nan]
[inf]
[nan]
[-inf]
4
[nan]
[nan]
[nan]
[nan]
[0]
[0]
[0]
5
6
inf
inf
-inf
-inf
7
-inf
-inf
8
-inf
inf
-inf
-inf
inf
inf
-inf
inf