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* @license Apache-2.0
*
* Copyright (c) 2025 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';
/**
* BLAS level 2 routine to solve one of the systems of equations `A*x = b` or `A^T*x = b` where `b` and `x` are `N` element vectors and `A` is an `N` by `N` unit, or non-unit, upper or lower triangular band matrix, with ( `K` + 1 ) diagonals.
*
* @module @stdlib/blas/base/stbsv
*
* @example
* var Float32Array = require( '@stdlib/array/float32' );
* var stbsv = require( '@stdlib/blas/base/stbsv' );
*
* var A = new Float32Array( [ 0.0, 1.0, 2.0, 3.0, 4.0, 5.0 ] );
* var x = new Float32Array( [ 1.0, 2.0, 3.0 ] );
*
* stbsv( 'row-major', 'upper', 'no-transpose', 'unit', 3, 1, A, 2, x, 1 );
* // x => <Float32Array>[ 8.0, -7.0, 3.0 ]
*
* @example
* var Float32Array = require( '@stdlib/array/float32' );
* var stbsv = require( '@stdlib/blas/base/stbsv' );
*
* var A = new Float32Array( [ 0.0, 1.0, 2.0, 3.0, 4.0, 5.0 ] );
* var x = new Float32Array( [ 1.0, 2.0, 3.0 ] );
*
* stbsv.ndarray( 'upper', 'no-transpose', 'unit', 3, 1, A, 2, 1, 0, x, 1, 0 );
* // x => <Float32Array>[ 8.0, -7.0, 3.0 ]
*/
// 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 stbsv;
var tmp = tryRequire( join( __dirname, './native.js' ) );
if ( isError( tmp ) ) {
stbsv = main;
} else {
stbsv = tmp;
}
// EXPORTS //
module.exports = stbsv;
// exports: { "ndarray": "stbsv.ndarray" }
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