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lapack/gonum: clean up Dlatdf (#1739)

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This commit is contained in:
Vladimír Chalupecký
2021-11-17 07:59:35 +01:00
committed by GitHub
parent 030e69b6a7
commit 897ca24e8b
3 changed files with 115 additions and 109 deletions
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9
lapack/lapack.go
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@@ -215,3 +215,12 @@ const (
EVAllMulQ EVHowMany = 'B' // Compute all right and/or left eigenvectors multiplied by an input matrix.
EVSelected EVHowMany = 'S' // Compute selected right and/or left eigenvectors.
)
// MaximizeNormX specifies the heuristic method for computing a contribution to
// the reciprocal Dif-estimate in Dlatdf.
type MaximizeNormXJob byte
const (
LocalLookAhead MaximizeNormXJob = 0 // Solve Z*x=h-f where h is a vector of ±1.
NormalizedNullVector MaximizeNormXJob = 2 // Compute an approximate null-vector e of Z, normalize e and solve Z*x=±e-f.
)