slepc-3.22.2 2024-12-02
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# BVCreateVecEmpty

Creates a new Vec object with the same type and dimensions as the columns of the basis vectors object, but without internal array.

### Synopsis

    #include "slepcbv.h"
    PetscErrorCode BVCreateVecEmpty(BV bv,Vec *v)

Collective

### Input Parameter

| bv | - the basis vectors context

### Output Parameter

| v | - the new vector

### Note

This works as BVCreateVec(), but the new vector does not have the array allocated, so the intended usage is with VecPlaceArray().

### See Also

BVCreateVec()

### Level

developer

### Location

src/sys/classes/bv/interface/bvbasic.c
Index of all BV routines
Table of Contents for all manual pages
Index of all manual pages