Routh-Hurwitz criterion solver
Determine closed-loop stability from the characteristic polynomial coefficients
Polynomial degree
Select degree n =
1
2
3
4
5
6
7
8
Coefficients — enter a₀ through aₙ
Polynomial preview
Analyse stability
Clear
Quick examples
Stable 3rd order
Unstable 3rd order
Stable 3rd order #2
Marginal 4th order
Untable 6th order
Routh array
Summary