Package edu.emory.mathcs.csparsej.tdouble

Double precision classes.

See: Description

Interface Summary

Interface	Description
Dcs_ifkeep	Interface for Dcs_fkeep.

Class Summary

Class	Description
Dcs_add	Add sparse matrices.
Dcs_amd	Approximate minimum degree ordering.
Dcs_chol	Sparse Cholesky.
Dcs_cholsol	Solves Ax=b where A is symmetric positive definite.
Dcs_common	Common data structures.
Dcs_common.Dcs	Matrix in compressed-column or triplet form.
Dcs_common.Dcsd	Output of Dulmage-Mendelsohn decomposition.
Dcs_common.Dcsn	Output of numeric Cholesky, LU, or QR factorization
Dcs_common.Dcss	Output of symbolic Cholesky, LU, or QR analysis.
Dcs_compress	Convert a triplet form to compressed-column form.
Dcs_counts	Column counts for Cholesky and QR.
Dcs_cumsum	Cumulative sum.
Dcs_dfs	Depth-first-search.
Dcs_dmperm	Dulmage-Mendelsohn decomposition.
Dcs_droptol	Drop small entries from a sparse matrix.
Dcs_dropzeros	Drop zeros from a sparse matrix.
Dcs_dupl	Remove (and sum) duplicates.
Dcs_entry	Add an entry to a triplet matrix.
Dcs_ereach	Nonzero pattern of kth row of Cholesky factor, L(k,1:k-1).
Dcs_etree	Find elimination tree.
Dcs_fkeep	Drop entries from a sparse matrix.
Dcs_gaxpy	Sparse matrix times dense vector.
Dcs_happly	Apply Householder reflection.
Dcs_house	Compute Householder reflection.
Dcs_ipvec	Permute a vector, x = P'b.
Dcs_leaf	Determine if j is a leaf of the skeleton matrix and find lowest common ancestor (lca).
Dcs_load	Load a sparse matrix from a file.
Dcs_lsolve	Solve a lower triangular system Lx=b.
Dcs_ltsolve	Solve an upper triangular system L'x=b.
Dcs_lu	Sparse LU factorization.
Dcs_lusol	Solve Ax=b using sparse LU factorization.
Dcs_maxtrans	Maximum transveral (permutation for zero-free diagonal).
Dcs_multiply	Sparse matrix multiply.
Dcs_norm	Sparse matrix 1-norm.
Dcs_permute	Permute a sparse matrix.
Dcs_pinv	Invert a permutation vector.
Dcs_post	Postorder a tree or forest.
Dcs_print	Print a sparse matrix.
Dcs_pvec	Permutes a vector, x=P*b.
Dcs_qr	Sparse QR factorization.
Dcs_qrsol	Solve a least-squares or underdetermined problem.
Dcs_randperm	Random permutation.
Dcs_reach	Find nonzero pattern of x=L\b for sparse L and b.
Dcs_scatter	Scatter a sparse vector.
Dcs_scc	Strongly-connected components.
Dcs_schol	Symbolic Cholesky ordering and analysis.
Dcs_spsolve	Sparse lower or upper triangular solve.
Dcs_sqr	Symbolic QR or LU ordering and analysis.
Dcs_symperm	Symmetric permutation of a sparse matrix.
Dcs_tdfs	Depth-first-search of a tree.
Dcs_transpose	Transpose a sparse matrix.
Dcs_updown	Sparse rank-1 Cholesky update/downate.
Dcs_usolve	Solve an upper triangular system Ux=b.
Dcs_util	Various utilities.
Dcs_utsolve	Solve a lower triangular system U'x=b.

Package edu.emory.mathcs.csparsej.tdouble Description

Double precision classes.