'ScaLAPACK, Orthogonal factorizations input file' 'MPI machine' 'QR.out' output file name (if any) 6 device out 6 number of factorizations 'QR' 'QL' 'LQ' 'RQ' 'QP' 'TZ' factorizations: QR, QL, LQ, RQ, QP, TZ 4 number of problems sizes 2 5 13 15 13 26 30 15 values of M 2 7 8 10 17 20 30 35 values of N 4 number of blocking sizes 4 3 5 5 4 6 values of MB 4 7 3 5 8 2 values of NB 4 number of process grids (ordered pairs P & Q) 1 2 1 4 2 3 8 values of P 1 2 4 1 3 2 1 values of Q 3.0 threshold