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

Table 3

Comparison of the maximum allowed time delay ℎ_𝑚𝑎𝑥.

Methods	ℎmax(𝑐=0.1)	ℎmax(𝑐=0.15)	ℎmax(𝑐=0.2)	ℎmax(𝑐=0.3)	ℎmax(𝑐=0.4)
Han [2]	1.48	1.33	1.16	0.79	0.37
He et al. [5]	1.75	1.49	0.27	0.91	0.63
Nian et al. [9]	1.86	1.63	1.42	1.06	0.76
Our results	1.96	1.87	1.75	1.50	1.23