stdlib-js/blas-base

Standard library basic linear algebra subprograms (BLAS).

JavaScript

Apache License 2.0

This is a JavaScript library for basic linear algebra subprograms (BLAS), providing low-level operations for vector and matrix computations. It includes functions for vector arithmetic, dot products, norms, matrix-vector and matrix-matrix operations, and utilities for BLAS data types and memory layouts. The library is designed for numerical and scientific computing in web browsers and Node.js environments.

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Support the dependencies of stdlib-js/blas-base

stdlib-js/blas-base-assert

Base BLAS assertion utilities.

stdlib-js/blas-base-caxpy

Scale a single-precision complex floating-point vector by a single-precision complex floating-point constant and add the result to a single-precision complex floating-point vector.

stdlib-js/blas-base-ccopy

Copy values from one complex single-precision floating-point vector to another complex single-precision floating-point vector.

stdlib-js/blas-base-cscal

Scale a single-precision complex floating-point vector by a single-precision complex floating-point constant.

stdlib-js/blas-base-csrot

Apply a plane rotation.

stdlib-js/blas-base-csscal

Scale a single-precision complex floating-point vector by a single-precision floating-point constant.

stdlib-js/blas-base-cswap

Interchange two complex single-precision floating-point vectors.

stdlib-js/blas-base-dasum

Compute the sum of absolute values (L1 norm).

stdlib-js/blas-base-daxpy

Multiply a vector `x` by a constant and add the result to `y`.

stdlib-js/blas-base-dcabs1

Compute the sum of the absolute values of the real and imaginary components of a double-precision complex floating-point number.

stdlib-js/blas-base-dcopy

Copy values from x into y.

stdlib-js/blas-base-ddot

Calculate the dot product of two double-precision floating-point vectors.

stdlib-js/blas-base-dgemm

Perform the matrix-matrix operation `C = α*op(A)*op(B) + β*C` where `op(X)` is either `op(X) = X` or `op(X) = X^T`.

stdlib-js/blas-base-dgemv

Perform one of the matrix-vector operations `y = α*A*x + β*y` or `y = α*A^T*x + β*y`.

stdlib-js/blas-base-dger

Perform the rank 1 operation A = α⋅x⋅y^T + A.

stdlib-js/blas-base-diagonal-type-enum2str

Return the BLAS diagonal type string associated with a BLAS diagonal type enumeration constant.

stdlib-js/blas-base-diagonal-type-resolve-enum

Return the enumeration constant associated with a supported BLAS diagonal type value.

stdlib-js/blas-base-diagonal-type-resolve-str

Return the diagonal type string associated with a supported BLAS diagonal type value.

stdlib-js/blas-base-diagonal-type-str2enum

Return the enumeration constant associated with a BLAS diagonal type.

stdlib-js/blas-base-diagonal-types

BLAS diagonal element types.

stdlib-js/blas-base-dnrm2

Calculate the L2-norm of a double-precision floating-point vector.

stdlib-js/blas-base-drot

Apply a plane rotation.

stdlib-js/blas-base-drotg

Construct a Givens plane rotation.

stdlib-js/blas-base-drotm

Apply a modified Givens transformation.

stdlib-js/blas-base-dscal

Multiply a double-precision floating-point vector by a constant.

stdlib-js/blas-base-dsdot

Calculate the dot product with extended accumulation and result of two single-precision floating-point vectors.

stdlib-js/blas-base-dspmv

Perform the matrix-vector operation `y = α*A*x + β*y` where `α` and `β` are scalars, `x` and `y` are `N` element vectors, and `A` is an `N` by `N` symmetric matrix supplied in packed form.

stdlib-js/blas-base-dspr

Perform the symmetric rank 1 operation `A = α*x*x^T + A`.

stdlib-js/blas-base-dswap

Interchange two double-precision floating-point vectors.

stdlib-js/blas-base-dsymv

Perform the matrix-vector operation `y = α*A*x + β*y` where `α` and `β` are scalars, `x` and `y` are `N` element vectors, and `A` is an `N` by `N` symmetric matrix.

stdlib-js/blas-base-dsyr

Perform the symmetric rank 1 operation `A = α*x*x^T + A`.

stdlib-js/blas-base-dsyr2

Perform the symmetric rank 2 operation `A = α*x*y^T + α*y*x^T + A`.

stdlib-js/blas-base-dtrmv

Perform one of the matrix-vector operations `x = A*x` or `x = A^T*x`.

stdlib-js/blas-base-dtrsv

Solve one of the systems of equations `A*x = b` or `A^T*x = b`.

stdlib-js/blas-base-dznrm2

Compute the L2-norm of a complex double-precision floating-point vector.

stdlib-js/blas-base-gasum

Compute the sum of absolute values (L1 norm).

stdlib-js/blas-base-gaxpy

Multiply a vector `x` by a constant and add the result to `y`.

stdlib-js/blas-base-gcopy

Copy values from x into y.

stdlib-js/blas-base-gdot

Calculate the dot product of two vectors.

stdlib-js/blas-base-ggemm

Perform the matrix-matrix operation `C = α*op(A)*op(B) + β*C` where `op(X)` is either `op(X) = X` or `op(X) = X^T`.

stdlib-js/blas-base-ggemv

Perform one of the matrix-vector operations `y = α*A*x + β*y` or `y = α*A^T*x + β*y`.

stdlib-js/blas-base-gger

Perform the rank 1 operation `A = α⋅x⋅y^T + A`.

stdlib-js/blas-base-gnrm2

Calculate the L2-norm of a vector.

stdlib-js/blas-base-gscal

Multiply a vector by a scalar constant.

stdlib-js/blas-base-gswap

Interchange two vectors.

stdlib-js/blas-base-gsyr

Perform the symmetric rank 1 operation `A = α*x*x^T + A`.

stdlib-js/blas-base-idamax

Find the index of the first element having the maximum absolute value.

stdlib-js/blas-base-igamax

Find the index of the first element having the maximum absolute value.

stdlib-js/blas-base-isamax

Find the index of the first element having the maximum absolute value.

stdlib-js/blas-base-layout-enum2str

Return the BLAS memory layout string associated with a BLAS memory layout enumeration constant.

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Support the dependencies of stdlib-js/blas-base

stdlib-js/blas-base-assert

Base BLAS assertion utilities.

stdlib-js/blas-base-caxpy

Scale a single-precision complex floating-point vector by a single-precision complex floating-point constant and add the result to a single-precision complex floating-point vector.

stdlib-js/blas-base-ccopy

Copy values from one complex single-precision floating-point vector to another complex single-precision floating-point vector.

stdlib-js/blas-base-cscal

Scale a single-precision complex floating-point vector by a single-precision complex floating-point constant.

stdlib-js/blas-base-csrot

Apply a plane rotation.

stdlib-js/blas-base-csscal

Scale a single-precision complex floating-point vector by a single-precision floating-point constant.

stdlib-js/blas-base-cswap

Interchange two complex single-precision floating-point vectors.

stdlib-js/blas-base-dasum

Compute the sum of absolute values (L1 norm).

stdlib-js/blas-base-daxpy

Multiply a vector `x` by a constant and add the result to `y`.

stdlib-js/blas-base-dcabs1

Compute the sum of the absolute values of the real and imaginary components of a double-precision complex floating-point number.

stdlib-js/blas-base-dcopy

Copy values from x into y.

stdlib-js/blas-base-ddot

Calculate the dot product of two double-precision floating-point vectors.

stdlib-js/blas-base-dgemm

Perform the matrix-matrix operation `C = α*op(A)*op(B) + β*C` where `op(X)` is either `op(X) = X` or `op(X) = X^T`.

stdlib-js/blas-base-dgemv

Perform one of the matrix-vector operations `y = α*A*x + β*y` or `y = α*A^T*x + β*y`.

stdlib-js/blas-base-dger

Perform the rank 1 operation A = α⋅x⋅y^T + A.

stdlib-js/blas-base-diagonal-type-enum2str

Return the BLAS diagonal type string associated with a BLAS diagonal type enumeration constant.

stdlib-js/blas-base-diagonal-type-resolve-enum

Return the enumeration constant associated with a supported BLAS diagonal type value.

stdlib-js/blas-base-diagonal-type-resolve-str

Return the diagonal type string associated with a supported BLAS diagonal type value.

stdlib-js/blas-base-diagonal-type-str2enum

Return the enumeration constant associated with a BLAS diagonal type.

stdlib-js/blas-base-diagonal-types

BLAS diagonal element types.

stdlib-js/blas-base-dnrm2

Calculate the L2-norm of a double-precision floating-point vector.

stdlib-js/blas-base-drot

Apply a plane rotation.

stdlib-js/blas-base-drotg

Construct a Givens plane rotation.

stdlib-js/blas-base-drotm

Apply a modified Givens transformation.

stdlib-js/blas-base-dscal

Multiply a double-precision floating-point vector by a constant.

stdlib-js/blas-base-dsdot

Calculate the dot product with extended accumulation and result of two single-precision floating-point vectors.

stdlib-js/blas-base-dspmv

Perform the matrix-vector operation `y = α*A*x + β*y` where `α` and `β` are scalars, `x` and `y` are `N` element vectors, and `A` is an `N` by `N` symmetric matrix supplied in packed form.

stdlib-js/blas-base-dspr

Perform the symmetric rank 1 operation `A = α*x*x^T + A`.

stdlib-js/blas-base-dswap

Interchange two double-precision floating-point vectors.

stdlib-js/blas-base-dsymv

Perform the matrix-vector operation `y = α*A*x + β*y` where `α` and `β` are scalars, `x` and `y` are `N` element vectors, and `A` is an `N` by `N` symmetric matrix.

stdlib-js/blas-base-dsyr

Perform the symmetric rank 1 operation `A = α*x*x^T + A`.

stdlib-js/blas-base-dsyr2

Perform the symmetric rank 2 operation `A = α*x*y^T + α*y*x^T + A`.

stdlib-js/blas-base-dtrmv

Perform one of the matrix-vector operations `x = A*x` or `x = A^T*x`.

stdlib-js/blas-base-dtrsv

Solve one of the systems of equations `A*x = b` or `A^T*x = b`.

stdlib-js/blas-base-dznrm2

Compute the L2-norm of a complex double-precision floating-point vector.

stdlib-js/blas-base-gasum

Compute the sum of absolute values (L1 norm).