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* @license Apache-2.0
*
* Copyright (c) 2024 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 1 routine to apply a modified Givens plane rotation.
*
* @module @stdlib/blas/base/srotm
*
* @example
* var Float32Array = require( '@stdlib/array/float32' );
* var srotm = require( '@stdlib/blas/base/srotm' );
*
* var x = new Float32Array( [ 0.6, 0.1, -0.5, 0.8, 0.9, -0.3, -0.4 ] );
* var y = new Float32Array( [ 0.5, -0.9, 0.3, 0.7, -0.6, 0.2, 0.8 ] );
* var param = new Float32Array( [ 0.0, 0.0, 2.0, -3.0, 0.0 ] );
*
* srotm( 4, x, -1, y, -2, param );
* // x => <Float32Array>[ ~-0.9, ~-0.8, ~1.3, ~-1.6, ~0.9, ~-0.3, ~-0.4 ]
* // y => <Float32Array>[ 1.7, -0.9, 0.5, 0.7, -1.6, 0.2, 2.4 ]
*
* @example
* var Float32Array = require( '@stdlib/array/float32' );
* var srotm = require( '@stdlib/blas/base/srotm' );
*
* var x = new Float32Array( [ 0.6, 0.1, -0.5, 0.8, 0.9, -0.3, -0.4 ] );
* var y = new Float32Array( [ 0.5, -0.9, 0.3, 0.7, -0.6, 0.2, 0.8 ] );
* var param = new Float32Array( [ 0.0, 0.0, 2.0, -3.0, 0.0 ] );
*
* srotm.ndarray( 4, x, -1, 3, y, -2, 6, param );
* // x => <Float32Array>[ ~-0.9, ~-0.8, ~1.3, ~-1.6, ~0.9, ~-0.3, ~-0.4 ]
* // y => <Float32Array>[ 1.7, -0.9, 0.5, 0.7, -1.6, 0.2, 2.4 ]
*/
// 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 srotm;
var tmp = tryRequire( join( __dirname, './native.js' ) );
if ( isError( tmp ) ) {
srotm = main;
} else {
srotm = tmp;
}
// EXPORTS //
module.exports = srotm;
// exports: { "ndarray": "srotm.ndarray" }
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