Bugfix: Hamiltonian reader for Petsc-parallel Lindblad solver #78
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tdrwenski
approved these changes
Jul 24, 2025
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| if (fabs(imag) > 1e-15 && ilow <= row && row < iupp) MatSetValue(Ad, rowk, colk, imag, ADD_VALUES); | ||
| if (fabs(real) > 1e-15 && ilow <= row && row < iupp) MatSetValue(Bd, rowk, colk, -real, ADD_VALUES); | ||
| rowk = col * dim_rho + k; | ||
| colk = row * dim_rho + k; | ||
| if (fabs(imag) > 1e-15) MatSetValue(Ad, rowk, colk, -imag, INSERT_VALUES); | ||
| if (fabs(real) > 1e-15) MatSetValue(Bd, rowk, colk, real, INSERT_VALUES); | ||
| if (fabs(imag) > 1e-15 && ilow <= row && row < iupp) MatSetValue(Ad, rowk, colk, -imag, ADD_VALUES); | ||
| if (fabs(real) > 1e-15 && ilow <= row && row < iupp) MatSetValue(Bd, rowk, colk, real, ADD_VALUES); |
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should you check rowk instead of row in the if statements since this is what is being set in the matrices?
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Corrects the setup of system matrices when Hamiltonians are read from file and when running the Lindblad solver on multiple Petsc-processors are used: