set seed 34756
matrix C = complex(mnormal(3,3), mnormal(3,3))
D = inv(C)

mwrite(C, "C.bin", 1)

foreign language=octave
  C = gretl_loadmat('C.bin');
  gretl_export(inv(C), 'oct_D.bin');
end foreign

oct_D = mread("oct_D.bin", 1)
eval D - oct_D

foreign language=python
   import numpy as np
   C = gretl_loadmat('C.bin')
   gretl_export(np.linalg.inv(C), 'py_D.bin')
end foreign

py_D = mread("py_D.bin", 1)
eval D - py_D

foreign language=julia
  C = gretl_loadmat("C.bin")
  gretl_export(inv(C), "jl_D.bin")
end foreign

jl_D = mread("jl_D.bin", 1)
eval D - jl_D