Q.K.Ghori creator Pakistan Comsats 2004 166p Basic Concepts (Page-1), First Order Differential Equations (Page-11), Mathematical Modeling And Applications (Page-34), Linear Differential Equations (Page-49), Series Solutions (Page-84), Equation Of Bessel And Legendre (Page-108), System Of Different Equations (Page-124). Q.K.Ghori Q.K.Ghori Differetial Equations 515.352,GHQ 9698779035 20221122102558.0