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* @license Apache-2.0
*
* Copyright (c) 2026 The Stdlib Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
'use strict';
/**
* LAPACK routine to compute the reciprocal pivot growth factor norm(A)/norm(U) for a general banded matrix `A`.
*
* @module @stdlib/lapack/base/dla-gbrpvgrw
*
* @example
* var Float64Array = require( '@stdlib/array/float64' );
* var dlagbrpvgrw = require( '@stdlib/lapack/base/dla-gbrpvgrw' );
*
* var AB = new Float64Array( [ 0.0, 2.0, 5.0, 8.0, 1.0, 4.0, 7.0, 10.0, 3.0, 6.0, 9.0, 0.0 ] );
* var AFB = new Float64Array( [ 0.0, 0.0, 5.0, 8.0, 0.0, 4.0, 7.0, 10.0, 3.0, 6.0, 9.0, 1.8272, 0.3333, 0.1111, -0.2716, 0.0 ] );
*
* var out = dlagbrpvgrw( 'row-major', 4, 1, 1, 4, AB, 3, AFB, 4 );
* // returns 1.0
*
* @example
* var Float64Array = require( '@stdlib/array/float64' );
* var dlagbrpvgrw = require( '@stdlib/lapack/base/dla-gbrpvgrw' );
*
* var AB = new Float64Array( [ 0.0, 2.0, 5.0, 8.0, 1.0, 4.0, 7.0, 10.0, 3.0, 6.0, 9.0, 0.0 ] );
* var AFB = new Float64Array( [ 0.0, 0.0, 5.0, 8.0, 0.0, 4.0, 7.0, 10.0, 3.0, 6.0, 9.0, 1.8272, 0.3333, 0.1111, -0.2716, 0.0 ] );
*
* var out = dlagbrpvgrw.ndarray( 4, 1, 1, 4, AB, 4, 1, 0, AFB, 4, 1, 0 );
* // returns 1.0
*/
// MODULES //
var join = require( 'path' ).join;
var tryRequire = require( '@stdlib/utils/try-require' );
var isError = require( '@stdlib/assert/is-error' );
var main = require( './main.js' );
// MAIN //
var dlagbrpvgrw;
var tmp = tryRequire( join( __dirname, './native.js' ) );
if ( isError( tmp ) ) {
dlagbrpvgrw = main;
} else {
dlagbrpvgrw = tmp;
}
// EXPORTS //
module.exports = dlagbrpvgrw;
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