1*a7e14dcfSSatish Balay /* 2*a7e14dcfSSatish Balay Context for limited memory variable metric method for unconstrained 3*a7e14dcfSSatish Balay optimization. 4*a7e14dcfSSatish Balay */ 5*a7e14dcfSSatish Balay 6*a7e14dcfSSatish Balay #ifndef __TAO_LMVM_H 7*a7e14dcfSSatish Balay #define __TAO_LMVM_H 8*a7e14dcfSSatish Balay #include "tao-private/taosolver_impl.h" 9*a7e14dcfSSatish Balay 10*a7e14dcfSSatish Balay typedef struct { 11*a7e14dcfSSatish Balay Mat M; 12*a7e14dcfSSatish Balay 13*a7e14dcfSSatish Balay Vec X; 14*a7e14dcfSSatish Balay Vec G; 15*a7e14dcfSSatish Balay Vec D; 16*a7e14dcfSSatish Balay Vec W; 17*a7e14dcfSSatish Balay 18*a7e14dcfSSatish Balay Vec Xold; 19*a7e14dcfSSatish Balay Vec Gold; 20*a7e14dcfSSatish Balay 21*a7e14dcfSSatish Balay PetscInt bfgs; 22*a7e14dcfSSatish Balay PetscInt sgrad; 23*a7e14dcfSSatish Balay PetscInt grad; 24*a7e14dcfSSatish Balay } TAO_LMVM; 25*a7e14dcfSSatish Balay 26*a7e14dcfSSatish Balay #endif /* ifndef __TAO_LMVM_H */ 27