| s | ( | s | + | 1 | ) | ( | s | + | 3 | ) | ( | 1 | + | 1364 5 | s | ) | = | 0 |
| Left side of the equation = | s | s | ( | s | + | 3 | ) | ( | 1 | + | 1364 5 | s | ) | + | s | × | 1 | ( | s | + | 3 | ) | ( | 1 | + | 1364 5 | s | ) |
| = | s | s | s | ( | 1 | + | 1364 5 | s | ) | + | s | s | × | 3 | ( | 1 | + | 1364 5 | s | ) | + | s | × | 1 | ( | s | + | 3 | ) | ( | 1 | + | 1364 5 | s | ) |
| = | s | s | s | × | 1 | + | s | s | s | × | 1364 5 | s | + | s | s | × | 3 |
| = | s | s | s | × | 1 | + | s | s | s | × | 1364 5 | s | + | s | s | × | 3 |
| = | s | s | s | × | 1 | + | s | s | s | × | 1364 5 | s | + | s | s | × | 3 |
| = | s | s | s | × | 1 | + | s | s | s | × | 1364 5 | s | + | s | s | × | 3 |
| = | s | s | s | × | 1 | + | s | s | s | × | 1364 5 | s | + | s | s | × | 3 |
| = | s | s | s | × | 1 | + | s | s | s | × | 1364 5 | s | + | s | s | × | 3 |
| = | s | s | s | × | 1 | + | s | s | s | × | 1364 5 | s | + | s | s | × | 3 |
| = | s | s | s | × | 1 | + | s | s | s | × | 1364 5 | s | + | s | s | × | 3 |
| = | s | s | s | × | 1 | + | s | s | s | × | 1364 5 | s | + | s | s | × | 3 |
| s | s | s | × | 1 | + | s | s | s | × | 1364 5 | s | + | s | s | × | 3 | = | 0 |