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red
[0] (x^3-1)/(x-1); (x^3-1)/(x-1) [1] red((x^3-1)/(x-1)); x^2+x+1 [2] red((x^3+y^3+z^3-3*x*y*z)/(x+y+z)); x^2+(-y-z)*x+y^2-z*y+z^2 [3] red((3*x*y)/(12*x^2+21*y^3*x)); (y)/(4*x+7*y^3) [4] red((3/4*x^2+5/6*x)/(2*y*x+4/3*x)); (9/8*x+5/4)/(3*y+2) |
nm
, dn
, 6.3.20 gcd
, gcdz
, 6.3.18 ptozp
.