Dense example problem:

 Robertson kinetics, NEQ =  3


At t =   0.2639E+00   y =   0.989965E+00  0.347056E-04  0.100000E-01
     Above is a root, INFO() =   0  1
At t =   0.4000E+00   y =   0.985164E+00  0.338624E-04  0.148021E-01
At t =   0.4000E+01   y =   0.905510E+00  0.224034E-04  0.944679E-01
At t =   0.4000E+02   y =   0.715795E+00  0.918349E-05  0.284196E+00
At t =   0.4000E+03   y =   0.450542E+00  0.322296E-05  0.549455E+00
At t =   0.4000E+04   y =   0.183188E+00  0.894132E-06  0.816811E+00
At t =   0.4000E+05   y =   0.389787E-01  0.162157E-06  0.961021E+00
At t =   0.4000E+06   y =   0.494002E-02  0.198572E-07  0.995060E+00
At t =   0.4000E+07   y =   0.516511E-03  0.206710E-08  0.999483E+00
At t =   0.2081E+08   y =   0.100000E-03  0.400039E-09  0.999900E+00
     Above is a root, INFO() =   1  0
At t =   0.4000E+08   y =   0.520146E-04  0.208069E-09  0.999948E+00
At t =   0.4000E+09   y =   0.520718E-05  0.208288E-10  0.999995E+00
At t =   0.4000E+10   y =   0.510581E-06  0.204233E-11  0.999999E+00
At t =   0.4000E+11   y =   0.451131E-07  0.180452E-12  0.100000E+01

Final value of ydot =  -0.851851E-18 -0.340740E-23  0.851854E-18


Final statistics:

 No. steps =  515   No. f-s =  755   No. J-s =   12   No. LU-s =  110
 No. nonlinear iterations =  751
 No. nonlinear convergence failures =    0
 No. error test failures =   26
 No. root function evals =  543