“…Since time delays inevitably exist in the neural networks (NNs), and are frequently important sources of oscillation and instability [3,4,8,13,14,16], various efforts have been paid in the past few years for the analysis of CNNs with various time delays, (see e.g. [5,11,18,20,21,[23][24][25][26][30][31][32]36] and references therein).…”