系数向量

测点1

(−2.532 × 10−13, 4.304 × 10−9, −2.37 × 10−5, 0.04688)

测点2

(−2.655 × 10−13, 4.552 × 10−9, −2.524 × 10−5, 0.04967)

测点3

(−2.244 × 10−13, 3.95 × 10−9, −2.248 × 10−5, 0.04566)

测点4

(−2.334 × 10−13, 4.065 × 10−9, −2.301 × 10−5, 0.04688)