^{0}\left (0\,t\right )^{n}}{\left (-0+0\,t\right )^{0}\left (0\,t+0 %\right )}} %                                  0 %00\,{\frac {\left (t-0\right )\left (t+0\right ){t}^{0}\left (n+0 %\right )\left (0\,t\right )^{n}}{\left (-0+0\,t\right )^{0}}} %                                  0 %00\,{\frac {{t}^{0}\left (