- #1
phonic
- 28
- 0
Is it possible to get a analytical result for this series? It looks simple:
[itex]\sum_{k=1} ^t a^{t-k}b^{k-1} [/itex]
Thanks a lot!
[itex]\sum_{k=1} ^t a^{t-k}b^{k-1} [/itex]
Thanks a lot!