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Ajuda Scilab >> Interfaces com UMFPACK (sparse)

Interfaces com UMFPACK (sparse)

  • PlotSparseplot the pattern of non nul elements of a sparse matrix
  • ReadHBSparseread a Harwell-Boeing sparse format file
  • cond2spcomputes an approximation of the 2-norm condition number of a s.p.d. sparse matrix
  • condestspestimate the condition number of a sparse matrix
  • rafiterIterative refinement for a s.p.d. linear system. This function is obsolete.
  • res_with_preccomputes the residual r = Ax-b with precision
  • taucs_chdelutility function used with taucs_chfact
  • taucs_chfactcholesky factorisation of a sparse s.p.d. matrix
  • taucs_chgetretrieve the Cholesky factorization at the scilab level
  • taucs_chinfoget information on Cholesky factors
  • taucs_chsolvesolve a linear sparse (s.p.d.) system given the Cholesky factors
  • taucs_licensedisplay the taucs license
  • umf_licensedisplay the umfpack license
  • umf_ludelutility function used with umf_lufact
  • umf_lufactlu factorisation of a sparse matrix
  • umf_lugetretrieve lu factors at the scilab level
  • umf_luinfoget information on LU factors
  • umf_lusolvesolve a linear sparse system given the LU factors
  • umfpacksolve sparse linear system
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Last updated:
Mon Oct 01 17:39:49 CEST 2012