PETSc version 3.17.4
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# DMNetworkHasJacobian

Sets global flag for using user's sub Jacobian matrices -- replaced by DMNetworkSetOption(network,userjacobian,PETSC_TURE)?

### Synopsis

    #include "petscdmnetwork.h"
    PetscErrorCode DMNetworkHasJacobian(DM dm,PetscBool eflg,PetscBool vflg)

Collective

### Input Parameters

| dm | - the DMNetwork object
| eflg | - turn the option on (PETSC_TRUE) or off (PETSC_FALSE) if user provides Jacobian for edges
| vflg | - turn the option on (PETSC_TRUE) or off (PETSC_FALSE) if user provides Jacobian for vertices

### Level

intermediate

### Location

src/dm/impls/network/network.c
Index of all DMNetwork routines
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Index of all manual pages