IS

Abstract PETSc object used for efficient indexing into vector and matrices

Synopsis

typedef struct _p_IS *IS;

See Also

ISType, ISCreateGeneral(), ISCreateBlock(), ISCreateStride(), ISGetIndices(), ISDestroy()

Level

beginner

Location

include/petscistypes.h

Examples

src/mat/tutorials/ex3.c
src/mat/tutorials/ex11.c
src/tao/tutorials/ex3.c
src/tao/pde_constrained/tutorials/parabolic.c
src/dm/label/tutorials/ex1.c
src/mat/tutorials/ex1.c
src/tao/pde_constrained/tutorials/hyperbolic.c
src/tao/pde_constrained/tutorials/elliptic.c
src/mat/tutorials/ex17.c
src/mat/tutorials/ex15.c

Implementations

_p_IS in include/petsc/private/isimpl.h
IS_Block in src/vec/is/is/impls/block/block.c
IS_General in src/vec/is/is/impls/general/general.h
IS_Stride in src/vec/is/is/impls/stride/stride.c

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