text5

Error(s), warning(s):

warning: matrix singular to machine precision, rcond = 2.17006e-18
warning: called from
    244001760/source_rextester.m at line 12 column 2

x =

    5   18   13   39
   20   18   14   35
   31   26   44   19
    9   34    1    9
    2   38   35   33

y =

   36   27   43   28   28
    9   44    8   43   15
   35   20   27   31   49
   24   21   16   48    1

p =

   1733   2006   1334   3189   1086
   2212   2347   1942   3448   1551
   3346   3260   3033   4262   3433
    881   1948    830   2177    820
   2431   3119   1863   4359   2374

a =

   9.3163e+12  -8.4181e+12   3.6452e+12   2.0274e+12  -4.7336e+12
   4.3006e+12  -3.8860e+12   1.6827e+12   9.3590e+11  -2.1851e+12
  -6.1813e+12   5.5853e+12  -2.4185e+12  -1.3452e+12   3.1407e+12
  -4.4334e+12   4.0060e+12  -1.7347e+12  -9.6481e+11   2.2526e+12
  -2.1990e+12   1.9870e+12  -8.6041e+11  -4.7856e+11   1.1173e+12