testmat_test 19-Nov-2003 16:30:11 TESTMAT_TEST Test the MATLAB TESTMAT routines. TRIDIAG_DENSE_TEST TRIDIAG_DENSE is a TESTMAT routine for generating a tridiagonal matrix in dense form. 1) TRIDIAG_DENSE(N) returns the (-1,2,-1) tridiagonal matrix. T = 2 -1 0 0 0 0 0 0 -1 2 -1 0 0 0 0 0 0 -1 2 -1 0 0 0 0 0 0 -1 2 -1 0 0 0 0 0 0 -1 2 -1 0 0 0 0 0 0 -1 2 -1 0 0 0 0 0 0 -1 2 -1 0 0 0 0 0 0 -1 2 2) TRIDIAG_DENSE(N,A,B,C), where A, B, and C are scalars, returns a scalar tridiagonal matrix. T = 2 3 0 0 0 1 2 3 0 0 0 1 2 3 0 0 0 1 2 3 0 0 0 1 2 3) TRIDIAG_DENSE(N,A,B,C), where A, B, and C are vectors, returns a vector tridiagonal matrix. T = 11 12 0 0 0 21 22 23 0 0 0 32 33 34 0 0 0 43 44 45 0 0 0 54 55 TRIDIAG_SPARSE_TEST TRIDIAG_SPARSE is a TESTMAT routine for generating a tridiagonal matrix. 1) TRIDIAG_SPARSE(N) returns the (-1,2,-1) tridiagonal matrix. T = (1,1) 2 (2,1) -1 (1,2) -1 (2,2) 2 (3,2) -1 (2,3) -1 (3,3) 2 (4,3) -1 (3,4) -1 (4,4) 2 (5,4) -1 (4,5) -1 (5,5) 2 (6,5) -1 (5,6) -1 (6,6) 2 (7,6) -1 (6,7) -1 (7,7) 2 (8,7) -1 (7,8) -1 (8,8) 2 2) TRIDIAG_SPARSE(N,A,B,C), where A, B, and C are scalars, returns a scalar tridiagonal matrix. T = (1,1) 2 (2,1) 1 (1,2) 3 (2,2) 2 (3,2) 1 (2,3) 3 (3,3) 2 (4,3) 1 (3,4) 3 (4,4) 2 (5,4) 1 (4,5) 3 (5,5) 2 3) TRIDIAG_SPARSE(N,A,B,C), where A, B, and C are vectors, returns a vector tridiagonal matrix. T = (1,1) 11 (2,1) 12 (1,2) 21 (2,2) 22 (3,2) 23 (2,3) 32 (3,3) 33 (4,3) 34 (3,4) 43 (4,4) 44 (5,4) 45 (4,5) 54 (5,5) 55 TESTMAT_TEST Normal end of execution. 19-Nov-2003 16:30:11 EDU>> testmat_test 19-Nov-2003 16:31:50 TESTMAT_TEST Test the MATLAB TESTMAT routines. TRIDIAG_DENSE_TEST TRIDIAG_DENSE is a TESTMAT routine for generating a tridiagonal matrix in dense form. 1) TRIDIAG_DENSE(N) returns the (-1,2,-1) tridiagonal matrix. T = 2 -1 0 0 0 0 0 0 -1 2 -1 0 0 0 0 0 0 -1 2 -1 0 0 0 0 0 0 -1 2 -1 0 0 0 0 0 0 -1 2 -1 0 0 0 0 0 0 -1 2 -1 0 0 0 0 0 0 -1 2 -1 0 0 0 0 0 0 -1 2 2) TRIDIAG_DENSE(N,A,B,C), where A, B, and C are scalars, returns a scalar tridiagonal matrix. T = 2 3 0 0 0 1 2 3 0 0 0 1 2 3 0 0 0 1 2 3 0 0 0 1 2 3) TRIDIAG_DENSE(N,A,B,C), where A, B, and C are vectors, returns a vector tridiagonal matrix. T = 11 12 0 0 0 21 22 23 0 0 0 32 33 34 0 0 0 43 44 45 0 0 0 54 55 TRIDIAG_SPARSE_TEST TRIDIAG_SPARSE is a TESTMAT routine for generating a tridiagonal matrix. 1) TRIDIAG_SPARSE(N) returns the (-1,2,-1) tridiagonal matrix. T = (1,1) 2 (2,1) -1 (1,2) -1 (2,2) 2 (3,2) -1 (2,3) -1 (3,3) 2 (4,3) -1 (3,4) -1 (4,4) 2 (5,4) -1 (4,5) -1 (5,5) 2 (6,5) -1 (5,6) -1 (6,6) 2 (7,6) -1 (6,7) -1 (7,7) 2 (8,7) -1 (7,8) -1 (8,8) 2 2) TRIDIAG_SPARSE(N,A,B,C), where A, B, and C are scalars, returns a scalar tridiagonal matrix. T = (1,1) 2 (2,1) 1 (1,2) 3 (2,2) 2 (3,2) 1 (2,3) 3 (3,3) 2 (4,3) 1 (3,4) 3 (4,4) 2 (5,4) 1 (4,5) 3 (5,5) 2 3) TRIDIAG_SPARSE(N,A,B,C), where A, B, and C are vectors, returns a vector tridiagonal matrix. T = (1,1) 11 (2,1) 21 (1,2) 12 (2,2) 22 (3,2) 32 (2,3) 23 (3,3) 33 (4,3) 43 (3,4) 34 (4,4) 44 (5,4) 54 (4,5) 45 (5,5) 55 TESTMAT_TEST Normal end of execution. 19-Nov-2003 16:31:50