Sparse Matrix and Dense Vector Multiplication

Multiply vectors.

Topics

Multiplication Functions

func SparseMultiply(SparseMatrix_Double, DenseVector_Double, DenseVector_Double)

Performs the multiplication y = Ax on a vector of double-precision, floating-point values.

func SparseMultiply(SparseMatrix_Float, DenseVector_Float, DenseVector_Float)

Performs the multiplication y = Ax on a vector of single-precision, floating-point values.

func SparseMultiply(Double, SparseMatrix_Double, DenseVector_Double, DenseVector_Double)

Performs the multiply operation y = alpha * Ax on a vector of double-precision, floating-point values.

func SparseMultiply(Float, SparseMatrix_Float, DenseVector_Float, DenseVector_Float)

Performs the multiply operation y = alpha * Ax on a vector of single-precision, floating-point values.

Multiply-Add Functions

func SparseMultiplyAdd(SparseMatrix_Double, DenseVector_Double, DenseVector_Double)

Performs the multiply operation y += Ax on a vector of double-precision, floating-point values.

func SparseMultiplyAdd(SparseMatrix_Float, DenseVector_Float, DenseVector_Float)

Performs the multiply operation y += Ax on a vector of single-precision, floating-point values.

func SparseMultiplyAdd(Double, SparseMatrix_Double, DenseVector_Double, DenseVector_Double)

Performs the multiply operation y += alpha * Ax on a vector of double-precision, floating-point values.

func SparseMultiplyAdd(Float, SparseMatrix_Float, DenseVector_Float, DenseVector_Float)

Performs the multiply operation y += alpha * Ax on a vector of single-precision, floating-point values.

See Also

Operations

Transposition

Transpose matrices, factorizations, and subfactors.