 In this regard, we have analyzed the good expansion property , from large spectral gap , and communicability between nodes in those networks . Different epidemic models are also used to study the same.
<clarity>  In this regard, we have analyzed the good expansion property , from large spectral gap , and communicability between nodes in those networks . Different epidemic models are also used to study the same.
 In this regard, we have analyzed the good expansion property by using the spectral gap and communicability between nodes in those networks . Different epidemic models are also used to study the same.