petsc-master 2018-04-21
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TaoCreate

Creates a TAO solver

Synopsis

#include "petsctao.h" 
PetscErrorCode TaoCreate(MPI_Comm comm, Tao *newtao)
Collective on MPI_Comm

Input Parameter

comm -MPI communicator

Output Parameter

newtao -the new Tao context

Available methods include

nls - Newton's method with line search for unconstrained minimization
ntr - Newton's method with trust region for unconstrained minimization
ntl - Newton's method with trust region, line search for unconstrained minimization
lmvm - Limited memory variable metric method for unconstrained minimization
cg - Nonlinear conjugate gradient method for unconstrained minimization
nm - Nelder-Mead algorithm for derivate-free unconstrained minimization
tron - Newton Trust Region method for bound constrained minimization
gpcg - Newton Trust Region method for quadratic bound constrained minimization
blmvm - Limited memory variable metric method for bound constrained minimization
lcl - Linearly constrained Lagrangian method for pde-constrained minimization
pounders - Model-based algorithm for nonlinear least squares

Options Database Keys

-tao_type -select which method TAO should use

See Also

TaoSolve(), TaoDestroy()

Level

beginner

Location

src/tao/interface/taosolver.c

Examples

src/ts/examples/tutorials/ex16opt_p.c.html
src/ts/examples/tutorials/ex16opt_ic.c.html
src/ts/examples/tutorials/ex20opt_p.c.html
src/ts/examples/tutorials/ex20opt_ic.c.html
src/tao/unconstrained/examples/tutorials/eptorsion1.c.html
src/tao/unconstrained/examples/tutorials/eptorsion2.c.html
src/tao/unconstrained/examples/tutorials/minsurf2.c.html
src/tao/unconstrained/examples/tutorials/rosenbrock1.c.html
src/tao/unconstrained/examples/tutorials/spectraladjointassimilation.c.html
src/tao/unconstrained/examples/tutorials/eptorsion2f.F.html
src/tao/unconstrained/examples/tutorials/rosenbrock1f.F90.html

Implementations

TaoCreate_BLMVM in src/tao/bound/impls/blmvm/blmvm.c
TaoCreate_BNCG in src/tao/bound/impls/bncg/bncg.c
TaoCreate_BQPIP in src/tao/bound/impls/bqpip/bqpip.c
TaoCreate_GPCG in src/tao/bound/impls/gpcg/gpcg.c
TaoCreate_PGD in src/tao/bound/impls/pgd/pgd.c
TaoCreate_TRON in src/tao/bound/impls/tron/tron.c
TaoCreate_ASFLS in src/tao/complementarity/impls/asls/asfls.c
TaoCreate_ASILS in src/tao/complementarity/impls/asls/asils.c
TaoCreate_SSFLS in src/tao/complementarity/impls/ssls/ssfls.c
TaoCreate_SSILS in src/tao/complementarity/impls/ssls/ssils.c
TaoCreate_IPM in src/tao/constrained/impls/ipm/ipm.c
TaoCreate_POUNDERS in src/tao/leastsquares/impls/pounders/pounders.c
TaoCreate_LCL in src/tao/pde_constrained/impls/lcl/lcl.c
TaoCreate_BMRM in src/tao/unconstrained/impls/bmrm/bmrm.c
TaoCreate_CG in src/tao/unconstrained/impls/cg/taocg.c
TaoCreate_LMVM in src/tao/unconstrained/impls/lmvm/lmvm.c
TaoCreate_NM in src/tao/unconstrained/impls/neldermead/neldermead.c
TaoCreate_NLS in src/tao/unconstrained/impls/nls/nls.c
TaoCreate_NTL in src/tao/unconstrained/impls/ntl/ntl.c
TaoCreate_NTR in src/tao/unconstrained/impls/ntr/ntr.c
TaoCreate_OWLQN in src/tao/unconstrained/impls/owlqn/owlqn.c

Index of all Tao routines
Table of Contents for all manual pages
Index of all manual pages