qrm_matnrm.F90 File Reference

this file contains a routine that computes the norm of a sparse matrix More...

Go to the source code of this file.

Functions/Subroutines
subroutine	_qrm_matnrm (qrm_mat, ntype, nrm)
	This subroutine computes the matrix norm. The return value is a real scalar. More...

Detailed Description

this file contains a routine that computes the norm of a sparse matrix

Date

2016-01-29 22:22:30 +0100 (Fri, 29 Jan 2016)

Author

abuttari

Version

1.1

Revision

2075

Definition in file qrm_matnrm.F90.

Function/Subroutine Documentation

subroutine _qrm_matnrm	(	type(_qrm_spmat_type), intent(in)	qrm_mat,
		character	ntype,
			nrm
	)

This subroutine computes the matrix norm. The return value is a real scalar.

Parameters

[in]	qrm_mat	the inpur A matrix
[in]	ntype	the norm type. It can be one of these 1 : 1-norm i : inf-norm f : Frobenius-norm
[out]	nrm	the output norm

Definition at line 48 of file qrm_matnrm.F90.

References qrm_error_mod::qrm_abort_, qrm_error_mod::qrm_err_act_restore(), qrm_error_mod::qrm_err_act_save(), qrm_error_mod::qrm_err_check(), and qrm_error_mod::qrm_err_push().

Referenced by _qrm_c_interface::_qrm_matnrm_c().