Point Group D
1d
Ternary direct products
A
1g
⊙
⊙
A
1g
A
2g
A
1u
A
2u
A
1g
A
1g
A
2g
A
2g
A
1g
A
1u
A
1u
A
2u
A
1g
A
2u
A
2u
A
1u
A
2g
A
1g
A
2g
⊙
⊙
A
2g
A
1u
A
2u
A
2g
A
2g
A
1u
A
1u
A
2g
A
2u
A
2u
A
1g
A
2g
A
1u
⊙
⊙
A
1u
A
2u
A
1u
A
1u
A
2u
A
2u
A
1u
A
2u
⊙
⊙
A
2u
A
2u
A
2u