VecStepMaxBounded#

See below

Synopsis#

#include "petscvec.h"  
PetscErrorCode VecStepMaxBounded(Vec X, Vec DX, Vec XL, Vec XU, PetscReal *stepmax)

Collective

Input Parameters#

  • X - vector with no negative entries

  • XL - lower bounds

  • XU - upper bounds

  • DX - step direction, can have negative, positive or zero entries

Output Parameter#

  • stepmax - minimum value so that X[i] + stepmaxDX[i] <= XL[i] or XU[i] <= X[i] + stepmaxDX[i]

See Also#

Vec

Level#

intermediate

Location#

src/vec/vec/utils/projection.c


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