ndd_create_identity_transf


[ Synopsis | Description | Return values | Diagnostics | See also | Back to the NDD package documentation ]

Synopsis

#include "lash-ndd.h"

linear_transf *ndd_create_identity_transf(uint4 n); sint4 *p, sint4 *q);

Description

This function creates a linear transformation corresponding to the operation

x := x.

The dimension of the vector x is n.

Return values

In the case of success, this function returns a pointer to a newly allocated linear transformation structure. In the case of an error, it returns a NULL pointer and sets lash_errno.

Diagnostics

LASH_ERR_NOT_INIT
The package has not been initialized.
LASH_ERR_NO_MEM
Insufficient memory.
LASH_ERR_BAD_VALUE
Invalid dimension.

See also

linear_transf, ndd_create_transf, ndd_create_assign_transf, ndd_create_equ_transf, ndd_create_inequ_transf.

[ Synopsis | Description | Return values | Diagnostics | See also | Back to the NDD package documentation ]