Tue May 20 22:43:05 2025

toms923_test():
  python version: 3.10.12
  numpy version:  1.26.4
  Test toms923().

test_pfaffian():
  Compare the output of Pfaffian routines and determinant.

  Real matrix:
    pfaffian(A) =            -2.8921588981134635e+19
    pfaffian(A,method=H) =   -2.89215889811342e+19
    pfaffian_schur(A) =      -2.8921588981138305e+19

    pfaffian(A)^2 =          8.364583091936883e+38
    pfaffian(A,method=H)^2 = 8.364583091936632e+38
    pfaffian_schur(A)^2 =    8.364583091939006e+38
    numpy.linalg.det(A) =    8.364583091936592e+38
DEBUG: rel err =  1.501217655375748e-14