| F01LHF | factorization of real almost block diagonal matrix |
| F04LHF | Solution of real almost block diagonal simultaneous linear equations (coefficient matrix already factorized by F01LHF) |
| F11DTF | Complex sparse nonsymmetric linear system, incomplete factorization of local or overlapping diagonal blocks |
| G04BBF | Analysis of variance, randomized block or completely randomized design, treatment means and standard errors |