Changes between Version 5 and Version 6 of Ticket #10369


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Timestamp:
12/10/10 20:36:18 (11 years ago)
Author:
jdemeyer
Comment:

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  • Ticket #10369 – Description

    v5 v6  
    11I have found several issues factoring polynomials over number fields.
    22
    3 '''First issue, fixed by #10430:'''
     3'''First issue''', fixed by #10430 (see also #10279):
    44{{{
    55sage: K.<a> = NumberField(x^6+x^5+x^4+x^3+x^2+x+1); t=polygen(K)
     
    2121sage: K.<a> = NumberField(x^6+x^5+x^4+x^3+x^2+x+1); t=polygen(K)
    2222sage: l2 = (1/7*a^2 - 1/7*a)*t^10 + (4/7*a - 6/7)*t^9 + (102/49*a^5 + 99/49*a^4 + 96/49*a^3 + 93/49*a^2 + 90/49*a + 150/49)*t^8 + (-160/49*a^5 - 36/49*a^4 - 48/49*a^3 - 8/7*a^2 - 60/49*a - 60/49)*t^7 + (30/49*a^5 - 55/49*a^4 + 20/49*a^3 + 5/49*a^2)*t^6 + (6/49*a^4 - 12/49*a^3 + 6/49*a^2)*t^5
     23sage: factor(l2)  # WARNING --- eats all memory
    2324}}}
    2425