mu 1., steps 500, ftime 0.5
Vec Object: 1 MPI process
  type: seq
2.00694
-0.376967

 forward sensitivity: d[y(tf) z(tf)]/d[y0 z0 mu]
Mat Object: 1 MPI process
  type: seqdense
8.8068735085981475e-01 2.4102287797144764e-01 -3.2098283690090622e-02 
-1.3722358205486823e-01 1.9351874144199066e-01 8.7710457410309736e-02