A recently proposed Routh-Hurwitz stability test for delay systems, with a pseudodelay parameter T, requires amendment to allow T to cover the range 0 to ?, followed by the range ? ? to 0. Two examples are presented to illustrate this and other aspects of the method.
No takes yet. Share an insight, caveat, or question.
N. MacDonald (1985) studied this question.
Synapse has enriched one closely related paper. Consider it for comparative context: