... of Stability radius for difference equation in lp In Section we prove a formula for computing the lp− stability radius Stability radius for difference equation We now establish a formulation for ... (6) m We are now in position to give a formula for stability radii for difference equation Now let the unique solution to the initial value problem for (4) with initial value condition x(n0 ) = ... References [1] B Jacob, A formula for the stability radius of time-varying systems, J Differential Equations, 142(1998) 167 [2] D Hinrichsen, A.J Pritchard, Stability radii of linear systems, Systems...