DLALSA Class |
The DLALSA type exposes the following members.
Name | Description | |
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DLALSA | ||
DLALSA(DCOPY, DGEMM, DLALS0, DLASDT, XERBLA) |
Name | Description | |
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Run | Purpose ======= DLALSA is an itermediate step in solving the least squares problem by computing the SVD of the coefficient matrix in compact form (The singular vectors are computed as products of simple orthorgonal matrices.). If ICOMPQ = 0, DLALSA applies the inverse of the left singular vector matrix of an upper bidiagonal matrix to the right hand side; and if ICOMPQ = 1, DLALSA applies the right singular vector matrix to the right hand side. The singular vector matrices were generated in compact form by DLALSA. |
Name | Description | |
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GetEnumNames | (Defined by General) | |
IsValidDouble | (Defined by General) |