petsc-3.6.2 2015-10-02
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# TaoLineSearchCreate

Creates a TAO Line Search object. Algorithms in TAO that use line-searches will automatically create one.

### Synopsis

    #include "petsctaolinesearch.h"
    PetscErrorCode TaoLineSearchCreate(MPI_Comm comm, TaoLineSearch *newls)

Collective on MPI_Comm

### Input Parameter

comm -MPI communicator

### Output Parameter

newls -the new TaoLineSearch context

### Available methods include

| more | - thuente
| gpcg | - - unit - Do not perform any line search

### Options Database Keys

| -tao_ls_type | - select which method TAO should use

### See Also

TaoLineSearchSetType(), TaoLineSearchApply(), TaoLineSearchDestroy()

Level:beginner
Location: src/tao/linesearch/interface/taolinesearch.c
Index of all TaoLineSearch routines
Table of Contents for all manual pages
Index of all manual pages