>> (6) -> factor((4*x^3+2*y^2+1)*(12*x^5-x^3*y+12)*(y^2+3))
>>
>> >> Error detected within library code:
>> "failed" of mode Union(SparseUnivariatePolynomial(Integer),"failed")
>> cannot be coerced to mode SparseUnivariatePolynomial(Integer)
>
> Fixed by the last commit.
Yeah, that's fixed. Thanks. But...
with the same polynomial as UP one can seemingly make FriCAS run
forever. Even after your patch.
Ralf
(1) -> P ==> UnivariatePolynomial('x, Integer)
Type:
Void
(2) -> R ==> UnivariatePolynomial('y, P)
Type:
Void
(3) -> r: R := (4*x^3+2*y^2+1)*(12*x^5-x^3*y+12)*(y^2+3)
(3)
3 5 5 4 6 3 3 8 5 3 2
- 2x y + (24x + 24)y + (- 4x - 7x )y + (48x + 84x + 48x + 84)y
+
6 3 8 5 3
(- 12x - 3x )y + 144x + 36x + 144x + 36
Type:
UnivariatePolynomial(y,UnivariatePolynomial(x,Integer))
(4) -> factorPolynomial r
>> System error:
Interactive interrupt at #x1002074A7B.
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