Open grhkm21 opened 5 months ago
The first example fails, but works again with mpfr float_type. Is this "intended"/normal?
In [1]: from fpylll import GSO, IntegerMatrix In [2]: M = IntegerMatrix.from_matrix([[1, 0], [0, 1], [1, 1]]) In [3]: G = GSO.Mat(M); _ = G.update_gso() In [4]: G.babai([0, 0]) --------------------------------------------------------------------------- FloatingPointError Traceback (most recent call last) Cell In[4], line 1 ----> 1 G.babai([0, 0]) File /private/tmp/fpylll/src/fpylll/fplll/gso.pyx:2378, in fpylll.fplll.gso.MatGSO.babai() 2376 vector_fp_nr_barf(cv, v, FT_DOUBLE) 2377 sig_on() -> 2378 (<MatGSO_c[Z_NR[mpz_t],FP_NR[d_t]]*>self._core.mpz_d).babai(cw.mpz, cv.d, start, dimension, gso) 2379 sig_off() 2380 return vector_z_nr_slurp(cw, ZT_MPZ) FloatingPointError: Floating point exception In [5]: G = GSO.Mat(M, float_type="mpfr"); _ = G.update_gso() In [6]: G.babai([0, 0]) Out[6]: (0, 0, 0)```
The first example fails, but works again with mpfr float_type. Is this "intended"/normal?