Timeline for Defining $\{a_i\}$ as $(1+x+⋯+x^k)^n =\sum_{i=0}^{kn}a_ix^i$, then is the 'special' difference-sequence $\{d^Na_i\}$ a unimodal sequence?
Current License: CC BY-SA 3.0
3 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Sep 19, 2013 at 9:36 | comment | added | mathlove | @Brendan McKay : I'm sorry. My title was not what I would like to ask. | |
| Sep 19, 2013 at 9:15 | comment | added | Marc van Leeuwen | This answers the question in the title, but not the one in the body. The title must be changed. | |
| Sep 19, 2013 at 8:14 | history | answered | Brendan McKay | CC BY-SA 3.0 |