Simplified Stability Criteria for Delayed Neutral Systems

Table 1

The maximum allowable bounds of 𝜏=𝜂.

Method	max𝜏
[9]	0.3
[10]	0.5658
[11]	0.5937
[12]	0.6054
[13]	0.6612
[14]	0.7039
[15]	0.74
[16]	0.8844
[17]	1.0402
[18]	1.3718
[19]	1.6014
[20]	1.61
[21]	1.6527
[22]	1.7191
[23]	1.7220
[24]	1.78
[25]	1.7844
[26, Corollary  1]	1.7856
[27] and Theorem 9	1.7890