| - | 37551 4 | ( | 1 | − | y | ) | × | 8929 10000 | + | ( | 1266463 100 | − | 67313 50 | − | 1408163 100 | ( | 1 | − | y | ) | ) | × | 1993 2500 | + | ( | 569233 25 | − | 9693 4 | ) | × | 3559 5000 | + | ( | 303951 20 | − | 3231 2 | ) | × | 1271 2000 | = | 0 |
| 方程左边 = | - | 335292879 40000 | ( | 1 | − | y | ) | + | ( | 1266463 100 | − | 67313 50 | − | 1408163 100 | ( | 1 | − | y | ) | ) | × | 1993 2500 | + | ( | 569233 25 | − | 9693 4 | ) | × | 3559 5000 | + | ( | 303951 20 | − | 3231 2 | ) | × | 1271 2000 |
| - | 335292879 40000 | ( | 1 | − | y | ) | + | ( | 1266463 100 | − | 67313 50 | − | 1408163 100 | ( | 1 | − | y | ) | ) | × | 1993 2500 | + | ( | 569233 25 | − | 9693 4 | ) | × | 3559 5000 | + | ( | 303951 20 | − | 3231 2 | ) | × | 1271 2000 | = | 0 |
| 方程左边 = | - | 335292879 40000 | × | 1 | + | 335292879 40000 | y | + | ( | 1266463 100 | − | 67313 50 | − | 1408163 100 | ( | 1 | − | y | ) | ) | × | 1993 2500 | + | ( | 569233 25 | − | 9693 4 | ) | × | 3559 5000 | + | ( | 303951 20 | − | 3231 2 | ) | × | 1271 2000 |
| = | - | 335292879 40000 | + | 335292879 40000 | y | + | ( | 1266463 100 | − | 67313 50 | − | 1408163 100 | ( | 1 | − | y | ) | ) | × | 1993 2500 | + | ( | 569233 25 | − | 9693 4 | ) | × | 3559 5000 | + | ( | 303951 20 | − | 3231 2 | ) | × | 1271 2000 |
| = | - | 335292879 40000 | + | 335292879 40000 | y | + | 1266463 100 | × | 1993 2500 | − | 67313 50 | × | 1993 2500 | − | 1408163 100 | ( | 1 | − | y | ) | × | 1993 2500 | + | ( | 569233 25 | − | 9693 4 | ) | × | 3559 5000 |
| = | - | 335292879 40000 | + | 335292879 40000 | y | + | 2524060759 250000 | − | 134154809 125000 | − | 2806468859 250000 | ( | 1 | − | y | ) | + | ( | 569233 25 | − | 9693 4 | ) | × | 3559 5000 | + | ( | 303951 20 | − | 3231 2 | ) | × | 1271 2000 |