6.2. Xµ SUBROUTINES AND UTILITIES 377
6.2 Xµ Subroutines and Utilities
Several subroutines may also be of interest to the user. These subroutines typically
perform self contained parts of a calculation. They may be of interest to those
developing new robust control algorithms or wishing to study the calculation details of
the algorithms given here. Beware of the fact that these subroutines may not contain
error checking.
These subroutines are included in alphabetical order and are cross-referenced by their
calling functions in the following list.
hinfsyn subroutines
hinfcalc ................................................................. 381
riccati
eig .............................................................. 387
riccati
schur ........................................................... 389
mu subroutines
blkbal ................................................................... 379
powermu .................................................................. 385