Condition for convergence of the z-transform X()=∑xX(z)=∑小] <0 z=re"→x(ve)=∑(p"km Xx(c)s∑网小 7"<O Convergence of the z-transform for a given sequence depends only on r=z 8 2021/1/31 Zhongguo Liu_ Biomedical Engineering_shandong Univ8 2021/1/31 Zhongguo Liu_Biomedical Engineering_Shandong Univ. Condition for convergence of the z-transform ( )   jw n n X re x n r  − =−     ( )     = − = n 0 n X z x n z ( )   0 n n X z x n z  − = =    jw z = re ( ) (   )  =− − − = n j w n jwn X re x n r e ◆Convergence of the z-transform for a given sequence depends only on r z =