Originally Posted by Basil
I am not disputing that you may be able to prove, in theory, that a straight wing aircraft will dutch roll however I have never flown one which does so at the flight levels normally occupied by straight wing aircraft, i.e. not Starfighter etc which had another set of roll/pitch problems.
Just out of curiousity, do you consider the dash 8 or the Jetstream to be swept wing aircraft?