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Opened 16 years ago

Closed 16 years ago

Last modified 16 years ago

#625 closed task (invalid)

Preconditioned Cholesky factorization

Reported by: Víctor de Buen Remiro Owned by: Víctor de Buen Remiro
Priority: normal Milestone: Numerical methods
Component: Math Version: 2.0.1
Severity: blocker Keywords: BSR, CHOLMOD
Cc:

Description (last modified by Víctor de Buen Remiro)

In some circumnstances BSR linear blocks simulation could be speed up by mean of using previous decomposition as preconditioner matrices.

Change History (3)

comment:1 Changed 16 years ago by Víctor de Buen Remiro

Status: new → assigned

comment:2 Changed 16 years ago by Víctor de Buen Remiro

Description: modified (diff)
Resolution: → invalid
Status: assigned → closed

This seems to be a non easy way due to preconditioners are non neccessary sparse and then process becomes even slower.

comment:3 Changed 16 years ago by Víctor de Buen Remiro

Milestone: → BSR Numerical methods
Version: → 2.0.1
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