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13-May-2025 11:35:20

cg_ne_test():
  MATLAB/Octave version 9.11.0.2358333 (R2021b) Update 7.
  Test cg_ne().

cg_ne_helmert()
  Test cg_ne() on the Helmert matrix.
  Number of variables N = 10
  Estimated condition number = 1

  Norm of residual |Ax-b| = 8.30815e-16
  Norm of error |x1-x2| = 7.41131e-16

cg_ne_lesp():
  Test cg_ne() on the Lesp matrix.
  Number of variables N = 100
  Estimated condition number = 67.4852

  Full iteration number = 1
  Norm of residual |Ax-b| = 0.473713
  Norm of error |x1-x2| = 0.0553679

  Full iteration number = 2
  Norm of residual |Ax-b| = 0.0076655
  Norm of error |x1-x2| = 0.00109465

  Full iteration number = 3
  Norm of residual |Ax-b| = 0.000196322
  Norm of error |x1-x2| = 2.89797e-05

  Full iteration number = 4
  Norm of residual |Ax-b| = 5.28589e-06
  Norm of error |x1-x2| = 7.68162e-07

cg_ne_invol():
  Test cg_ne() on the invol matrix.
  Number of variables N = 20
  Estimated condition number = 8.21156e+20

  Full iteration number = 1
  Norm of residual |Ax-b| = 578456
  Norm of error |x1-x2| = 1.49362

  Full iteration number = 2
  Norm of residual |Ax-b| = 577166
  Norm of error |x1-x2| = 1.49362

  Full iteration number = 3
  Norm of residual |Ax-b| = 577178
  Norm of error |x1-x2| = 1.49362

  Full iteration number = 4
  Norm of residual |Ax-b| = 577166
  Norm of error |x1-x2| = 1.49362

cg_ne_test
  Normal end of execution.

13-May-2025 11:35:20