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 | |
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| Sep 21, 2013 at 14:32 | vote | accept | mathlove | ||
| Sep 20, 2013 at 12:39 | history | edited | David E Speyer | CC BY-SA 3.0 |
added 1737 characters in body
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| Sep 20, 2013 at 1:44 | history | answered | David E Speyer | CC BY-SA 3.0 |