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[mcode]f = 49667625-20256600 a1x+673365 a1x^2 + 61159350 a1y- 1335600 a1x a1y - 3444735 a1y^2 - 2105040 b0x + 566678 a1x b0x +13552 a1x^2 b0x - 3382344 a1y b0x - 61376 a1x a1y b0x + 336000 a1y^2 b0x + 23569 b0x^2 + 560 a1x b0x^2+44296 a1y...
Thanks  to Nasser
Thanks to help from Mr. Simon Schmidt and Mr.  Arnoud Buzing.However,another problem arise about the quadratic component. For example[mcode]expr =-706195094000394411609737806905802758216754976753979869659028490072021\...