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la.blas.matvecTriangular
Compute triangular matrix-vector multiplication x = op(A)*x.
Syntax
la.blas.matvecTriangular(A, x, options?)
Description
Compute triangular matrix-vector multiplication x = op(A)*x. Uses DTRMV from BLAS. The input vector x is overwritten with the result.
Parameters
| Name | Description |
|---|---|
| A | - Triangular matrix (n × n) |
| x | - Input/output vector (length n) |
| options(optional) | - Multiplication options |
Returns
MatvecTriangularResult