BLAS

Base (i.e., lower-level) basic linear algebra subprograms (BLAS).

Installation

npm install @stdlib/blas-base

Usage

var blas = require( '@stdlib/blas-base' );

blas

Namespace for "base" (i.e., lower-level) basic linear algebra subprograms (BLAS).

var o = blas;
// returns {...}

BLAS Level 1

• ccopy( N, x, strideX, y, strideY ): copy values from one complex single-precision floating-point vector to another complex single-precision floating-point vector.
• cswap( N, x, strideX, y, strideY ): interchange two complex single-precision floating-point vectors.
• dasum( N, x, stride ): compute the sum of absolute values (L1 norm).
• daxpy( N, alpha, x, strideX, y, strideY ): multiply a vector x by a constant alpha and add the result to y.
• dcopy( N, x, strideX, y, strideY ): copy values from x into y.
• ddot( N, x, strideX, y, strideY ): calculate the dot product of two double-precision floating-point vectors.
• dnrm2( N, x, stride ): calculate the L2-norm of a double-precision floating-point vector.
• drotg( a, b ): construct a Givens plane rotation.
• dscal( N, alpha, x, stride ): multiply a double-precision floating-point vector x by a constant alpha.
• dsdot( N, x, strideX, y, strideY ): calculate the dot product with extended accumulation and result of two single-precision floating-point vectors.
• dswap( N, x, strideX, y, strideY ): interchange two double-precision floating-point vectors.
• gasum( N, x, stride ): compute the sum of absolute values (L1 norm).
• gaxpy( N, alpha, x, strideX, y, strideY ): multiply x by a constant alpha and add the result to y.
• gcopy( N, x, strideX, y, strideY ): copy values from x into y.
• gdot( N, x, strideX, y, strideY ): calculate the dot product of two vectors.
• gnrm2( N, x, stride ): calculate the L2-norm of a vector.
• gscal( N, alpha, x, stride ): multiply a vector x by a constant alpha.
• gswap( N, x, strideX, y, strideY ): interchange two vectors.
• sasum( N, x, stride ): compute the sum of absolute values (L1 norm).
• saxpy( N, alpha, x, strideX, y, strideY ): multiply a vector x by a constant alpha and add the result to y.
• scopy( N, x, strideX, y, strideY ): copy values from x into y.
• sdot( N, x, strideX, y, strideY ): calculate the dot product of two single-precision floating-point vectors.
• sdsdot( N, scalar, x, strideX, y, strideY ): calculate the dot product of two single-precision floating-point vectors with extended accumulation.
• snrm2( N, x, stride ): calculate the L2-norm of a single-precision floating-point vector.
• srotg( a, b ): construct a Givens plane rotation.
• sscal( N, alpha, x, stride ): multiply a single-precision floating-point vector x by a constant alpha.
• sswap( N, x, strideX, y, strideY ): interchange two single-precision floating-point vectors.

Auxiliary BLAS

Examples

var objectKeys = require( '@stdlib/utils-keys' );
var blas = require( '@stdlib/blas-base' );

console.log( objectKeys( blas ) );

Notice

This package is part of stdlib, a standard library for JavaScript and Node.js, with an emphasis on numerical and scientific computing. The library provides a collection of robust, high performance libraries for mathematics, statistics, streams, utilities, and more.

For more information on the project, filing bug reports and feature requests, and guidance on how to develop stdlib, see the main project repository.

Community

License

See LICENSE.

Copyright

Copyright © 2016-2024. The Stdlib Authors.