Skip to main content

All Questions

Filter by
Sorted by
Tagged with
1 vote
1 answer
367 views

Irreducibility of a resultant of real and imaginary parts of a characteristic polynomial

The following question is motivated by the study of a stability border for a robust linear time-invariant control system. Let us we have an affine family of $n\times n$ matrices with indeterminate ($\...
probably's user avatar
  • 413