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Справка Scilab >> UMFPACK Interface (sparse)

UMFPACK Interface (sparse)

  • cond2sp — computes an approximation of the 2-norm condition number of a s.p.d. sparse matrix
  • condestsp — estimate the condition number of a sparse matrix
  • PlotSparse — plot the pattern of non nul elements of a sparse matrix
  • ReadHBSparse — read a Harwell-Boeing sparse format file
  • res_with_prec — computes the residual r = Ax-b with precision
  • taucs_chdel — utility function used with taucs_chfact
  • taucs_chfact — cholesky factorization of a sparse s.p.d. matrix
  • taucs_chget — retrieve the Cholesky factorization at the scilab level
  • taucs_chinfo — get information on Cholesky factors
  • taucs_chsolve — solves a linear s.p.d. system A*X = B from Cholesky factors of the sparse A
  • umf_ludel — utility function used with umf_lufact
  • umf_lufact — lu factorization of a sparse matrix
  • umf_luget — retrieve lu factors at the Scilab level
  • umf_luinfo — get information on LU factors
  • umf_lusolve — solve a linear sparse system given the LU factors
  • umfpack — solve sparse linear system
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