Correlation
    Pearson correlation:                                                                     FAIL
      *** Failed! Falsified (after 11 tests and 4 shrinks):
      [(0.0,0.0),(0.0,0.0)]
      NaN /=~ NaN
      Use --quickcheck-replay=167843 to reproduce.
      Use -p '/Pearson correlation/' to rerun this test only.

  Matrix
    t_row:                                                                                   OK
      +++ OK, passed 100 tests.
    t_column:                                                                                OK
      +++ OK, passed 100 tests.
    t_center:                                                                                OK
      +++ OK, passed 100 tests.
    t_transpose:                                                                             OK
      +++ OK, passed 100 tests.
    t_qr:                                                                                    FAIL
      *** Failed! Falsified, Falsified (after 25 tests):
      (5,3)  0.3885 -2.25   -5
             2       0.7584  0
             0       0.1136  0.1754
             0      -0.25    0
             0.8121  4.5    -4


      (1,2): 0.0 /=~ -1.3877787807814457e-16

      Use --quickcheck-replay=235837 to reproduce.
      Use -p '/t_qr/' to rerun this test only.

    Tests for: FDistribution
      C.D.F. sanity:                                                                         OK
        +++ OK, passed 100 tests.
      CDF limit at +inf:                                                                     OK
        +++ OK, passed 100 tests.
      CDF limit at -inf:                                                                     OK
        +++ OK, passed 100 tests.
      CDF at +inf = 1:                                                                       OK
        +++ OK, passed 100 tests.
      CDF at -inf = 1:                                                                       OK
        +++ OK, passed 100 tests.
      CDF is nondecreasing:                                                                  OK
        +++ OK, passed 100 tests.
      1-CDF is correct:                                                                      FAIL
        *** Failed! Falsified (after 4 tests):
        fDistributionReal 3.0 1.0
        1.0
        err. tolerance = 4.440892098500626e-16
        difference     = 8.881784197001252e-16
        Use --quickcheck-replay=106112 to reproduce.
        Use -p '/Tests for: FDistribution.1-CDF is correct/' to rerun this test only.