Oo <[email protected]> writes: > Dear All, > > > I met a problem about using "load()" function in Matlab to read a m file > which describes a PETSc Mat object by : > //Save coeff_matrix as a matlab file PetscViewer viewer; > PetscViewerASCIIOpen(PETSC_COMM_WORLD,"CoeffMatrixFileName.m",&viewer); > PetscViewerSetFormat(viewer, PETSC_VIEWER_ASCII_MATLAB); > MatView(coeff_matrix, viewer); PetscViewerDestroy(&viewer); > In Matlab, I used:M=load("CoeffMatrixFileName.m") and I got an error.The > error is:???Error using ===> loadNumber of columns on line 2 of ASCII file > CoeffMatrixFileName.m must be the same as previous lines.
What does the file look like?
Note that we recommend using a binary viewer and
A = PetscBinaryRead('binaryoutput')
to read in MATLAB. It is more accurate and much faster.
> Do you know how to deal with that error?Or Do you think there is some a
> mistake in my output of PETSc Mat Obj with the PetscViewer?
> Thank you~:)
> Meng
pgpr4GmTsaA91.pgp
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