A = hilb(15)
    B = ones(1,15)

    linsolve(A,B')
Warning: Matrix is close to singular or badly scaled.
         Results may be inaccurate. RCOND = 1.543404e-18. 
ans =
   1.0e+08 *
    0.0000
   -0.0000
    0.0007
   -0.0097
    0.0738
   -0.3122
    0.7102
   -0.5709
   -1.0953
    3.3002
   -2.9619
   -0.2353
    2.4214
   -1.7331
    0.4121

    cond(A)
ans =
   2.4469e+17

    rcond(A)
ans =
   1.5434e-18

    eig(A)
ans =
   -0.0000
    0.0000
    0.0000
    0.0000
    0.0000
    0.0000
    0.0000
    0.0000
    0.0000
    0.0000
    0.0004
    0.0056
    0.0572
    0.4266
    1.8459