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/petsc/src/ksp/ksp/tutorials/
H A Dbench_kspsolve.c46 PetscInt xstart, ystart, zstart, xend, yend, zend, nm2 = n - 2, idx; in PreallocateCOO() local
63 user->nnz += 4 * nnz[idx] + 4 * nm2 * nnz[idx + 1] + nm2 * nm2 * nnz[idx + 2]; in PreallocateCOO()
65 user->nnz += 3 * nnz[idx] + (3 * nm2 + n1 - xstart) * nnz[idx + 1] + nm2 * nm2 * nnz[idx + 2]; in PreallocateCOO()
67 user->nnz += 3 * nnz[idx] + (3 * nm2) * nnz[idx + 1] + nm2 * nm2 * nnz[idx + 2]; in PreallocateCOO()
69 …user->nnz += 2 * nnz[idx] + (nm2 + 2 * (n1 - ystart)) * nnz[idx + 1] + nm2 * (n1 - ystart) * nnz[i… in PreallocateCOO()
71 …user->nnz += 2 * nnz[idx] + (nm2 + (n1 - ystart) + (nm2 - ystart)) * nnz[idx + 1] + (nm2 * (nm2 - … in PreallocateCOO()
73 …user->nnz += 2 * nnz[idx] + (nm2 + n1 - ystart + nm2 - ystart) * nnz[idx + 1] + nm2 * (nm2 - ystar… in PreallocateCOO()
75 user->nnz += 2 * nnz[idx] + nm2 * nnz[idx + 1]; in PreallocateCOO()
82 …if (zend == zstart) user->nnz = user->nnz - 4 * nnz[idx] - 4 * nm2 * nnz[idx + 1] - nm2 * nm2 * nn… in PreallocateCOO()
85 …user->nnz = user->nnz + (zend - zstart - 1) * (4 * nnz[1] + 4 * nnz[2] * nm2 + nnz[3] * nm2 * nm2); in PreallocateCOO()
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