#4 Auto run not detecting a HB.

open
nobody
None
5
2008-03-11
2008-03-11
Pranay Goel
No

===============================================

BR PT IT PAR L2-NORM
1 445 0 5.08384E+02 2.77855E+01
1 445 1 5.08384E+02 2.77855E+01

1 445 Fold Function: 9.99991E-01
1 445 BP Function: -1.00485E-04
1 445 Hopf Function: -1.40535E-06

1 445 Eigenvalues : Stable: 3
1 445 Eigenvalue 1: -1.40535E-06 -1.28609E-01
1 445 Eigenvalue 2: -1.40535E-06 1.28609E-01
1 445 Eigenvalue 3: -6.07513E-03 0.00000E+00

BR PT TY LAB PAR(1) L2-NORM U(1) U(2) U(3)
1 -445 0 5.08384E+02 2.77855E+01 -2.77849E+01 8.65119E-02 1.61657E-01

1 445 Iterations : 1
1 445 Next Step : 5.00000E-01
===============================================

BR PT IT PAR L2-NORM
1 446 0 5.08884E+02 2.77877E+01
1 446 1 5.08884E+02 2.77877E+01

1 446 Fold Function: 9.99991E-01
1 446 BP Function: -1.00437E-04
1 446 Hopf Function: 2.10786E-06

1 446 Eigenvalues : Stable: 3
1 446 Eigenvalue 1: 2.10786E-06 -1.28578E-01
1 446 Eigenvalue 2: 2.10786E-06 1.28578E-01
1 446 Eigenvalue 3: -6.07516E-03 0.00000E+00

BR PT TY LAB PAR(1) L2-NORM U(1) U(2) U(3)
1 -446 0 5.08884E+02 2.77877E+01 -2.77871E+01 8.64779E-02 1.61647E-01

1 446 Iterations : 1
1 446 Next Step : 5.00000E-01

Discussion

  • Pranay Goel

    Pranay Goel - 2008-03-11
     
  • Pranay Goel

    Pranay Goel - 2008-03-11

    Logged In: YES
    user_id=2033349
    Originator: YES

    Hello,

    There is a HB expected in this problem around par(0)=508. The Hopf function in the diagnostic file clearly shows a change in the sign around this value. However, Auto07 does not seem to detect/report the Hopf point.

    Any suggestions would be appreciated.

    Thanks,
    Pranay
    File Added: c.eo.1

     
  • Pranay Goel

    Pranay Goel - 2008-03-11
     
  • Pranay Goel

    Pranay Goel - 2008-03-11
    • summary: Auto run not detecting a HB --> Auto run not detecting a HB.
     

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