1: #ifndef __TAO_GPCGLINESEARCH_H 4: #include <petscvec.h> 6: typedef struct { 7: /* --------------- Parameters used by line search method ----------------- */ 8: PetscReal maxstep; /* maximum step size */ 9: PetscInt bracket; 10: PetscInt infoc; 12: Vec x; 13: Vec W1; 14: Vec W2; 15: Vec Gold; 17: } TaoLineSearch_GPCG; 19: #endif