0 0 votes $e^{A t}$ can be expanded as $\sum_{k=0}^{\infty} \frac{\mathrm{A}^{k} t^{k}}{(k+1) !}$ $\sum_{k=0}^{\infty} \frac{\mathrm{A}^{k} t^{k}}{k !}$ $\sum_{k=0}^{\infty} \frac{\mathrm{A}^{k} t^{k+1}}{(k+1) !}$ $\sum_{k=0}^{\infty} \frac{\mathrm{A}^{k} t^{k+1}}{k !}$ Linear Algebra gate1995-ec linear-algebra + – admin 386 views answer comment Share Follow Add Sync Questions Print 0 reply Please log in or register to add a comment.