BV_ORTHOG_BLOCK_SVQB — SLEPc 3.24.2 documentation

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# BV_ORTHOG_BLOCK_SVQB

Orthogonalize a set of vectors with the SVQB method [Stathopoulos and Wu, 2002].

## Note

As opposed to other block orthogonalization methods, SVQB does not compute a QR decomposition but a QB decomposition, i.e., the second factor is not triangular.

## References

[Sta02]

A. Stathopoulos and K. Wu. A block orthogonalization procedure with constant synchronization requirements. SIAM J. Sci. Comput., 23(6):2165–2182, 2002. doi:10.1137/S1064827500370883.

## See Also

BV: Basis Vectors, `BVOrthogBlockType`, `BVSetOrthogonalization()`, `BVOrthogonalize()`, `BV_ORTHOG_BLOCK_GS`, `BV_ORTHOG_BLOCK_CHOL`, `BV_ORTHOG_BLOCK_TSQR`, `BV_ORTHOG_BLOCK_TSQRCHOL`

## Level

advanced

## Location

src/sys/classes/bv/interface/bvorthog.c

Index of all BV routines Table of Contents for all manual pages Index of all manual pages