Problem fixed. The reason : I swapped two indices i and j in a for loop in which I made multiplications with the leading coefficient of the polynom. When it's 1, it doesn't matter, but it didn't work with other polynoms. Now it should be working. (There may still be a sign problem sometimes)
Problem fixed. The reason : I swapped two indices i and j in a for loop in which I made multiplications with the leading coefficient of the polynom. When it's 1, it doesn't matter, but it didn't work with other polynoms. Now it should be working. (There may still be a sign problem sometimes)

mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs