Soient :
|
Aa |
indépendants
|
| Bb |
| AA | Aa |
aa |
||
| p² | 2pq |
q² |
||
| BB | r² | [AB] | [AB] |
[B] |
| Bb | 2rs | [AB] | [AB] | [B] |
| bb | s² | [A] | [A] |
[O] |
f[AB] = p²r² + 2pqr² + 2p²rs + 4 pq rs
f[A] = p²s² + 2pqs²
f[B] = q²r² + 2p²rs
f[O] = q²s²