22-May-2023 18:19:31 r8vm_test(): MATLAB version Test r8vm(). R8GE_TO_R8VM_TEST R8GE_TO_R8VM converts an R8GE matrix to R8VM format. The random R8GE matrix: Col: 1 2 3 4 Row --- 1 0.218418 0.0661187 0.0617272 0.00183837 2 0.956318 0.257578 0.449539 0.897504 3 0.829509 0.109957 0.401306 0.350752 4 0.561695 0.043829 0.754673 0.0945448 5 0.415307 0.633966 0.797287 0.0136169 The R8VM matrix: Col: 1 2 3 4 Row --- 1 1 1 1 1 2 0.956318 0.257578 0.449539 0.897504 3 0.914543 0.0663463 0.202085 0.805514 4 0.874594 0.0170893 0.0908452 0.722952 R8VM_DET_TEST R8VM_DET, determinant of an R8VM matrix. The Vandermonde matrix: Col: 1 2 3 4 5 Row --- 1 1 1 1 1 1 2 1 2 3 4 5 3 1 4 9 16 25 4 1 8 27 64 125 5 1 16 81 256 625 R8VM_DET = 288 Exact = 288 R8VM_INDICATOR_TEST R8VM_INDICATOR returns an R8VM indicator matrix. The R8VM matrix: Col: 1 2 3 4 Row --- 1 1 1 1 1 2 1 2 3 4 3 1 4 9 16 4 1 8 27 64 R8VM_MTV_TEST R8VM_MTV computes b=A'*x, where A is an R8VM matrix. b=A'*x 1: 1.63302 2: 13.3366 3: 9.37368 4: 4.27647 5: 2.78333 R8VM_MV_TEST R8VM_MV computes b=A*x, where A is an R8VM matrix. b=A*x 1: 15 2: 8.9429 3: 6.06546 4: 4.53895 5: 3.64235 R8VM_PRINT_TEST R8VM_PRINT prints an R8VM format. The R8VM matrix: Col: 1 2 3 4 Row --- 1 1 1 1 1 2 1 2 3 4 3 1 4 9 16 4 1 8 27 64 R8VM_PRINT_SOME_TEST R8VM_PRINTSOME prints some of an R8VM format. Rows 2-5, Cols 2:4 Col: 2 3 4 Row --- 2 2 3 4 3 4 9 16 4 8 27 64 5 16 81 256 R8VM_RANDOM_TEST R8VM_RANDOM returns a random R8VM matrix. The R8VM matrix: Col: 1 2 3 4 Row --- 1 1 1 1 1 2 0.218418 0.956318 0.829509 0.561695 3 0.0477066 0.914543 0.688086 0.315502 4 0.01042 0.874594 0.570773 0.177216 R8VM_SL_TEST R8VM_SL solves a Vandermonde system. Solution: 1: 1 2: 2 3: 3 4: 4 5: 5 R8VM_SLT_TEST R8VM_SLT solves a transposed Vandermonde system. Solution to transposed system: 1: 1 2: 2 3: 3 4: 4 5: 5 R8VM_TO_R8GE_TEST R8VM_TO_R8GE converts an R8VM matrix to R8GE format. The random R8VM matrix: Col: 1 2 3 4 Row --- 1 1 1 1 1 2 0.218418 0.956318 0.829509 0.561695 3 0.0477066 0.914543 0.688086 0.315502 4 0.01042 0.874594 0.570773 0.177216 The R8GE matrix Col: 1 2 3 4 Row --- 1 1 1 1 1 2 0.218418 0.956318 0.829509 0.561695 3 0.0477066 0.914543 0.688086 0.315502 4 0.01042 0.874594 0.570773 0.177216 5 0.00227592 0.836389 0.473462 0.0995414 R8VM_ZEROS_TEST R8VM_ZEROS zeros an R8VM matrix. The R8VM matrix: Col: 1 2 3 4 Row --- 1 1 1 1 1 2 0 0 0 0 3 0 0 0 0 4 0 0 0 0 r8vm_test(): Normal end of execution. 22-May-2023 18:19:31