Don't let that INV go past your eyes; to solve that system, FACTORIZE!: fdemo.m - File Exchange

Code covered by the BSD License

Highlights from
Don't let that INV go past your eyes; to solve that system, FACTORIZE!

cod (A, tol) COD complete orthogonal decomposition of a full matrix A = U*R*V'
cod_qmult (Q, X, method)
cod_sparse (A, arg) COD_SPARSE complete orthogonal decomposition of a sparse matrix A = U*R*V'
factorize (A,strategy,burble) FACTORIZE an object-oriented method for solving linear systems
inverse (A, varargin) INVERSE factorized representation of inv(A) or pinv(A).
reset_rand RESET_RAND resets the state of rand
rq (A, m, n) RQ economy RQ or QL factorization of a full matrix A.
test_accuracy TEST_ACCURACY test the accuracy of the factorize object
test_all (performance) TEST_ALL test the Factorize package (factorize, inverse, and related)
test_all_cod TEST_ALL_COD test the COD factorization
test_all_svd TEST_ALL_SVD tests the svd factorization method for a range of problems.
test_cod (A, tol) TEST_COD test the COD, COD_SPARSE and RQ functions
test_disp TEST_DISP test the display method of the factorize object
test_errors TEST_ERRORS tests error handling for the factorize object methods
test_factorize (A) TEST_FACTORIZE test the accuracy of the factorization object
test_function (A, strategy, b... TEST_FUNCTION test various functions applied to a factorize object
test_functions TEST_FUNCTIONS test various functions applied to a factorize object
test_performance TEST_PERFORMANCE compare performance of factorization/solve methods.
test_svd (A)
factorization FACTORIZATION a generic matrix factorization object
factorization_chol_dense FACTORIZATION_CHOL_DENSE A = R'*R where A is full and symmetric pos. def.
factorization_chol_sparse
factorization_cod_dense FACTORIZATION_COD_DENSE complete orthogonal factorization: A = U*R*V' where A is full.
factorization_cod_sparse FACTORIZATION_COD_SPARSE complete orthogonal factorization: A = U*R*V' where A is sparse.
factorization_ldl_dense FACTORIZATION_LDL_DENSE P'*A*P = L*D*L' where A is sparse and full
factorization_ldl_sparse FACTORIZATION_LDL_SPARSE P'*A*P = L*D*L' where A is sparse and symmetric
factorization_lu_dense FACTORIZATION_LU_DENSE P*A = L*U where A is square and full.
factorization_lu_sparse FACTORIZATION_LU_SPARSE P*A*Q = L*U where A is square and sparse.
factorization_qr_dense FACTORIZATION_QR_DENSE A = Q*R where A is full.
factorization_qr_sparse
factorization_qrt_dense FACTORIZATION_QRT_DENSE A' = Q*R where A is full.
factorization_qrt_sparse
factorization_svd FACTORIZATION_SVD A = U*S*V'
Contents.m
Contents.m
factorize_demo.m
fdemo.m
THE FACTORIZE OBJECT for solv...
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from Don't let that INV go past your eyes; to solve that system, FACTORIZE! by Tim Davis
A simple-to-use object-oriented method for solving linear systems and least-squares problems.

fdemo.m
% Run the factorize demo echodemo ('factorize_demo') ;

Highlights from Don't let that INV go past your eyes; to solve that system, FACTORIZE!

Highlights from
Don't let that INV go past your eyes; to solve that system, FACTORIZE!