New Robust Exponential Stability Criterion for Uncertain Neutral Systems with Discrete and Distributed Time-Varying Delays and Nonlinear Perturbations

Table 1

Comparison of the maximum allowed time delay ℎ_𝑚𝑎𝑥.

Methods	ℎmax(𝛿=0.9)	ℎmax(𝛿=1)	ℎmax(𝛿=1.2)	ℎmax(𝛿=1.5)
Fridman and Shaked [16]	1.18	0.99	0.99	0.99
He et al. [4]	1.37	1.34	1.34	1.34
Zhu and Yang [18]	1.43	1.39	1.36	1.35
Our results	2.00	1.51	1.51	1.51