Lines Matching refs:PetscReal

33   PetscReal fold, f, gnorm, dnorm;
36   PetscReal as_tol;
37   PetscReal as_step;
77   PetscReal sval; /*  Starting perturbation value, default zero */
79   PetscReal imin;  /*  Minimum perturbation added during initialization  */
80   PetscReal imax;  /*  Maximum perturbation added during initialization */
81   PetscReal imfac; /*  Merit function factor during initialization */
83   PetscReal pert;   /*  Current perturbation value */
84   PetscReal pmin;   /*  Minimum perturbation value */
85   PetscReal pmax;   /*  Maximum perturbation value */
86   PetscReal pgfac;  /*  Perturbation growth factor */
87   PetscReal psfac;  /*  Perturbation shrink factor */
88   PetscReal pmgfac; /*  Merit function growth factor */
89   PetscReal pmsfac; /*  Merit function shrink factor */
104   PetscReal nu1; /*  used to compute trust-region radius */
105   PetscReal nu2; /*  used to compute trust-region radius */
106   PetscReal nu3; /*  used to compute trust-region radius */
107   PetscReal nu4; /*  used to compute trust-region radius */
109   PetscReal omega1; /*  factor used for trust-region update */
110   PetscReal omega2; /*  factor used for trust-region update */
111   PetscReal omega3; /*  factor used for trust-region update */
112   PetscReal omega4; /*  factor used for trust-region update */
113   PetscReal omega5; /*  factor used for trust-region update */
130   PetscReal eta1; /*  used to compute trust-region radius */
131   PetscReal eta2; /*  used to compute trust-region radius */
132   PetscReal eta3; /*  used to compute trust-region radius */
133   PetscReal eta4; /*  used to compute trust-region radius */
135   PetscReal alpha1; /*  factor used for trust-region update */
136   PetscReal alpha2; /*  factor used for trust-region update */
137   PetscReal alpha3; /*  factor used for trust-region update */
138   PetscReal alpha4; /*  factor used for trust-region update */
139   PetscReal alpha5; /*  factor used for trust-region update */
159   PetscReal mu1; /*  used for model agreement in interpolation */
160   PetscReal mu2; /*  used for model agreement in interpolation */
162   PetscReal gamma1; /*  factor used for interpolation */
163   PetscReal gamma2; /*  factor used for interpolation */
164   PetscReal gamma3; /*  factor used for interpolation */
165   PetscReal gamma4; /*  factor used for interpolation */
167   PetscReal theta; /*  factor used for interpolation */
170   PetscReal mu1_i; /*  used for model agreement in interpolation */
171   PetscReal mu2_i; /*  used for model agreement in interpolation */
173   PetscReal gamma1_i; /*  factor used for interpolation */
174   PetscReal gamma2_i; /*  factor used for interpolation */
175   PetscReal gamma3_i; /*  factor used for interpolation */
176   PetscReal gamma4_i; /*  factor used for interpolation */
178   PetscReal theta_i; /*  factor used for interpolation */
181   PetscReal min_radius; /*  lower bound on initial radius value */
182   PetscReal max_radius; /*  upper bound on trust region radius */
183   PetscReal epsilon;    /*  tolerance used when computing ared/pred */
184   PetscReal dmin, dmax; /*  upper and lower bounds for the Hessian diagonal vector */
246 PETSC_INTERN PetscErrorCode TaoBNKRecomputePred(Tao, Vec, PetscReal *);
248 PETSC_INTERN PetscErrorCode TaoBNKPerformLineSearch(Tao, PetscInt *, PetscReal *, TaoLineSearchConv…
249 PETSC_INTERN PetscErrorCode TaoBNKUpdateTrustRadius(Tao, PetscReal, PetscReal, PetscInt, PetscInt, …