petsc-3.14.5 2021-03-03
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# TaoSetInitialVector

Sets the initial guess for the solve

### Synopsis

    #include "petsctao.h"
    PetscErrorCode TaoSetInitialVector(Tao tao, Vec x0)

Logically collective on Tao

### Input Parameters

| tao | - the Tao context
| x0 | - the initial guess

### See Also

TaoCreate(), TaoSolve()

### Level

beginner

### Location

src/tao/interface/taosolver_fg.c

### Examples

src/ts/tutorials/ex20opt_p.c.html
src/ts/tutorials/ex20opt_ic.c.html
src/tao/unconstrained/tutorials/eptorsion1.c.html
src/tao/unconstrained/tutorials/eptorsion2.c.html
src/tao/unconstrained/tutorials/minsurf2.c.html
src/tao/unconstrained/tutorials/rosenbrock1.c.html
src/tao/unconstrained/tutorials/spectraladjointassimilation.c.html
src/tao/unconstrained/tutorials/eptorsion2f.F.html
src/tao/unconstrained/tutorials/rosenbrock1f.F90.html
src/tao/constrained/tutorials/maros.c.html
src/tao/constrained/tutorials/toy.c.html
Index of all Tao routines
Table of Contents for all manual pages
Index of all manual pages